{"kind": "product", "path": "vulns/ubuntu-26.04-lts/node-postcss", "name": "node-postcss", "product": "node-postcss", "ecosystem": "Ubuntu:26.04:LTS", "items": [{"id": "CVE-2026-93749", "noindex": false, "published": "2026-09-18T17:51:34.972Z", "modified": "2026-09-24T14:23:08.247Z", "cvss": 8.7, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "severity": "high", "epss": 0.00455, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-93749", "title": "source-map-js through 1.2.1 Event Loop Denial of Service", "description": "source-map-js through 1.2.1 fails to validate the per-section offset line value in indexed source maps, allowing attackers to specify arbitrary numeric values. Attackers can supply extremely large offset line values that cause synchronous event loop blocking for extended periods, preventing the service from handling other requests.", "references": ["https://github.com/7rulnik/source-map-js/issues/76", "https://github.com/7rulnik/source-map-js", "https://github.com/7rulnik/source-map-js/blob/c1cd8904bb7bd0c7fb5879fcda48134d82a27934/lib/source-node.js#L115-L118"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2026-73646", "noindex": false, "published": "2026-08-17T15:35:13.518Z", "modified": "2026-08-17T16:36:37.422Z", "cvss": 7.5, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "severity": "high", "epss": 0.0053, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-73646", "title": "PostCSS: Path Traversal in Previous Source Map Auto-Loading (sourceMappingURL) leads to Arbitrary .map File Disclosure", "description": "PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Prior to 8.5.18, lib/previous-map.js loadMap() passes attacker-controlled sourceMappingURL values to join(dirname(opts.from), annotation), and loadFile() permits traversed or absolute .map paths, allowing untrusted CSS processed without map: false to disclose sourcesContent from arbitrary reachable .map files through result.map. This issue is fixed in version 8.5.18.", "references": ["https://github.com/postcss/postcss/security/advisories/GHSA-r28c-9q8g-f849", "https://github.com/postcss/postcss/commit/95663d3eb7ba26f4854dd19d3b4f4425760cf56c", "https://github.com/postcss/postcss/releases/tag/8.5.18"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2026-73086", "noindex": false, "published": "2026-08-11T16:46:23.024Z", "modified": "2026-08-12T14:29:36.568Z", "cvss": 7.4, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "severity": "high", "epss": 0.00296, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-73086", "title": "nanoid: Integer Overflow or Wraparound", "description": "nanoid is a secure, URL-friendly, unique string ID generator for JavaScript. Prior to versions 3.3.12 and 5.1.11, the nanoid(size) function in index.js and index.cjs coerces the user-influenced size parameter to a signed 32-bit integer, allowing a value of 2147483648 to become -2147483648 and corrupt the process-wide CSPRNG poolOffset in fillPool(), which causes subsequent session tokens, CSRF tokens, API keys, and unique identifiers to become the deterministic string \"uuuuuuuuuuuuuuuuuuuuu\" until the process restarts. This issue is fixed in versions 3.3.12 and 5.1.11.", "references": ["https://github.com/ai/nanoid/security/advisories/GHSA-xwg4-73v4-xw9w", "https://github.com/ai/nanoid/commit/7087969281cab8ba8ae3babf1894e819068b3bb4", "https://github.com/ai/nanoid/commit/821dfed7b5db7f88e92f56c60eef32c8135077c3"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2026-69153", "noindex": false, "published": "2026-08-03T16:56:25.733Z", "modified": "2026-08-03T18:28:59.737Z", "cvss": 6.3, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N", "severity": "medium", "epss": 0.00451, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-69153", "title": "PostCSS: incomplete fix of CVE-2026-45623 — attacker-controlled sourceMappingURL reads arbitrary .map files when `from` is unset", "description": "PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Prior to 8.5.19, if from is unset, an attacker can cause PreviousMap.loadFile() to read an unintended source-map file by supplying an absolute or directory-traversal sourceMappingURL. The resulting map’s sources and sourcesContent may then be exposed to the application. This issue is fixed in version 8.5.19.", "references": ["https://github.com/postcss/postcss/security/advisories/GHSA-fxqj-rqcc-2cmp", "https://github.com/postcss/postcss/commit/7beca139e70f9075c6b19700fcb00dd8033e5da8", "https://github.com/postcss/postcss/releases/tag/8.5.19"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2026-67214", "noindex": false, "published": "2026-07-29T13:32:02.265Z", "modified": "2026-10-29T21:16:30.083Z", "cvss": 8.2, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "severity": "high", "epss": 0.0033, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-67214", "title": "nanoid Infinite Loop via Negative Size in non-secure module", "description": "nanoid (Nano ID) before 3.3.16 and 5.1.16 contains an infinite loop in the customAlphabet and nanoid functions of its non-secure module (nanoid/non-secure). When these functions are given a negative size, the loop counter is decremented from a negative value and never reaches its termination condition, spinning indefinitely and hanging the calling thread. An application that passes an unvalidated, attacker-controlled negative size to these functions is exposed to a denial-of-service condition.", "references": ["https://github.com/ai/nanoid/releases/tag/5.1.16", "https://github.com/ai/nanoid/releases/tag/3.3.16", "https://github.com/ai/nanoid/commit/6ccc67bbaba71d3d77a21d9b636f4171a268ce49"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2026-45623", "noindex": false, "published": "2026-07-27T17:23:13.326Z", "modified": "2026-07-27T17:44:31.606Z", "cvss": 7.5, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "severity": "high", "epss": 0.00608, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-45623", "title": "PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments", "description": "PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. In versions 8.5.11 and prior, the PreviousMap parses the /*# sourceMappingURL=PATH */ comment from any CSS string passed to process() and dereferences PATH against the local filesystem with no scheme, allowlist, or traversal check. An attacker who controls the CSS input can cause the host process to read any file readable by Node and leak the first ~10 bytes of its content through the resulting JSON.parse SyntaxError message. The bug also yields a precise file-existence oracle and a controllable-read primitive t", "references": ["https://github.com/postcss/postcss/security/advisories/GHSA-6g55-p6wh-862q", "https://nvd.nist.gov/vuln/detail/CVE-2026-45623"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2026-41305", "noindex": false, "published": "2026-04-24T02:27:47.719Z", "modified": "2026-04-24T16:23:41.198Z", "cvss": 6.1, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "severity": "medium", "epss": 0.00205, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-41305", "title": "PostCSS has XSS via Unescaped </style> in its CSS Stringify Output", "description": "PostCSS takes a CSS file and provides an API to analyze and modify its rules by transforming the rules into an Abstract Syntax Tree. Versions prior to 8.5.10 do not escape `</style>` sequences when stringifying CSS ASTs. When user-submitted CSS is parsed and re-stringified for embedding in HTML `<style>` tags, `</style>` in CSS values breaks out of the style context, enabling XSS. Version 8.5.10 fixes the issue.", "references": ["https://github.com/postcss/postcss/security/advisories/GHSA-qx2v-qp2m-jg93", "https://github.com/postcss/postcss/releases/tag/8.5.10", "https://nvd.nist.gov/vuln/detail/CVE-2026-41305"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2023-44270", "noindex": false, "published": "2023-09-29T00:00:00.000Z", "modified": "2025-11-03T21:49:45.559Z", "cvss": 5.3, "cvss_vector": "", "severity": "medium", "epss": 0.00973, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2023-44270", "title": "CVE-2023-44270", "description": "An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the PostCSS output in CSS nodes (rules, properties) despite being included in a comment.", "references": ["https://github.com/postcss/postcss/blob/main/lib/tokenize.js#L25", "https://github.com/postcss/postcss/releases/tag/8.4.31", "https://github.com/postcss/postcss/commit/58cc860b4c1707510c9cd1bc1fa30b423a9ad6c5"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}, {"id": "CVE-2021-23566", "noindex": false, "published": "2022-01-14T20:05:21.597Z", "modified": "2025-11-03T21:44:38.677Z", "cvss": 4, "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P", "severity": "medium", "epss": 0.0044, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2021-23566", "title": "Information Exposure", "description": "The package nanoid from 3.0.0 and before 3.1.31 are vulnerable to Information Exposure via the valueOf() function which allows to reproduce the last id generated.", "references": ["https://snyk.io/vuln/SNYK-JS-NANOID-2332193", "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2332550", "https://gist.github.com/artalar/bc6d1eb9a3477d15d2772e876169a444"], "fixes": [], "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}]}], "total": 9, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "node-postcss", "path": "vulns/ubuntu-26.04-lts/node-postcss", "ecosystem": "Ubuntu:26.04:LTS"}], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}, {"name": "web", "path": "vulns/stack/web", "slug": "web"}, {"name": "php", "path": "vulns/stack/php", "slug": "php"}, {"name": "python", "path": "vulns/stack/python", "slug": "python"}, {"name": "node", "path": "vulns/stack/node", "slug": "node"}, {"name": "database", "path": "vulns/stack/database", "slug": "database"}, {"name": "containers", "path": "vulns/stack/containers", "slug": "containers"}, {"name": "network", "path": "vulns/stack/network", "slug": "network"}, {"name": "applications", "path": "vulns/stack/applications", "slug": "applications"}], "versions": [], "stats": {"recent": 0, "kev": 0}, "lastmod": "2026-10-29T21:16:30.083Z", "early_advisories": [], "license": "Sie dürfen die Auswahl von PatchFirst und unsere Ergänzungen (Prioritäten, Frühwarnungen, Texte, Zusammenfassungen und Aggregate) für eigene Zwecke einschließlich interner geschäftlicher Aufgaben frei nutzen. Weiterverkauf, kommerzielle Verbreitung und massenhafte Spiegelung dieser Auswahl oder Ergänzungen erfordern eine schriftliche Vereinbarung mit dem Betreiber. Nennen Sie bei jeder Nutzung oder Veröffentlichung der Auswahl oder unserer Ergänzungen PatchFirst (https://patchfirst.dev/vulns/) mit diesem Link zur Feedseite Ihrer Region als Quelle. Originaleinträge aus offenen Quellen unterliegen weiterhin ihren jeweiligen Lizenzen und Bedingungen. Diese Bedingungen beschränken Ihre Rechte an den Originaldaten nicht, die Sie direkt bei den Quellen beziehen können.", "terms_url": "https://patchfirst.dev/de/vulns/#feed-terms", "attribution": {"name": "PatchFirst", "url": "https://patchfirst.dev/vulns/"}, "source_changes": "PatchFirst wählt Einträge aus, normalisiert und kombiniert sie; Zusammenfassungen und Übersetzungen können hinzukommen. Nachrichten werden im jeweiligen Eintrag mit einem Link zur Originalquelle belegt.", "sources": [{"id": "cve", "name": "CVE List / CVE.org", "url": "https://www.cve.org/", "license": "CVE Terms of Use", "terms_url": "https://www.cve.org/Legal/TermsOfUse", "notice": "Copyright © 1999–2021, The MITRE Corporation. LICENSE Submissions : For all materials you submit to the Common Vulnerabilities and Exposures (CVE™), you hereby grant to The MITRE Corporation (MITRE) and all CVE Numbering Authorities (CNAs) a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute such materials and derivative works. Unless required by applicable law or agreed to in writing, you provide such materials on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. CVE Usage : MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. DISCLAIMERS ALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN PROVIDED BY MITRE ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS, AGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE."}, {"id": "osv", "name": "OSV", "url": "https://osv.dev/", "terms_url": "https://google.github.io/osv.dev/data/", "terms": "Die Lizenzen der Ursprungsdatenbanken unterscheiden sich; siehe Quellenkatalog."}, {"id": "kev", "name": "CISA KEV", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "license": "CC0-1.0", "terms_url": "https://github.com/cisagov/kev-data/blob/develop/LICENSE"}, {"id": "epss", "name": "FIRST EPSS", "url": "https://www.first.org/epss/", "terms_url": "https://www.first.org/epss/faq", "terms": "Frei zugängliche Bewertungen; Quellenangabe erbeten (FIRST EPSS, Bewertungen von Empirical Security)."}, {"id": "github-advisory", "name": "GitHub Advisory Database", "url": "https://github.com/advisories", "license": "CC-BY-4.0", "terms_url": "https://github.com/github/advisory-database/blob/main/LICENSE.md"}, {"id": "exploitdb", "name": "Exploit-DB", "url": "https://www.exploit-db.com/", "license": "GPL-2.0", "terms_url": "https://gitlab.com/exploit-database/exploitdb/-/blob/main/LICENSE.md"}, {"id": "metasploit", "name": "Metasploit", "url": "https://github.com/rapid7/metasploit-framework", "license": "BSD-3-Clause", "terms_url": "https://github.com/rapid7/metasploit-framework/blob/master/LICENSE", "notice": "Copyright (c) 2006-2026, Rapid7, Inc.\nLicense: BSD-3-clause\n Redistribution and use in source and binary forms, with or without modification,\n are permitted provided that the following conditions are met:\n .\n * Redistributions of source code must retain the above copyright notice,\n this list of conditions and the following disclaimer.\n .\n * Redistributions in binary form must reproduce the above copyright notice,\n this list of conditions and the following disclaimer in the documentation\n and/or other materials provided with the distribution.\n .\n * Neither the name of Rapid7, Inc. nor the names of its contributors\n may be used to endorse or promote products derived from this software\n without specific prior written permission.\n .\n THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\n ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\n DISCLAIMED. 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IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE."}, {"id": "linux-kernel", "name": "Linux kernel releases", "url": "https://www.kernel.org/", "license": "CC-BY-SA-4.0", "terms_url": "https://www.kernel.org/legal.html", "notice": "Copyright (C) 1997-2014 by The Linux Kernel Organization, Inc."}]}