{"kind": "product", "path": "vulns/npm/tinacms", "name": "tinacms", "product": "tinacms", "ecosystem": "npm", "items": [{"id": "CVE-2026-108261", "noindex": false, "published": "2026-10-09T20:43:37.580Z", "modified": "2026-10-13T11:24:15.591Z", "cvss": 9.3, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N", "severity": "critical", "epss": 0.00197, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-108261", "title": "TinaCMS admin preview iframe loads an attacker-controlled origin from the URL fragment", "description": "Tina is a headless content management system. Prior to tinacms 3.14.0 and @tinacms/app 2.5.14, the /~/* admin preview route in packages/tinacms/src/admin/index.tsx can turn an attacker-controlled hash-router splat into an off-origin iframe URL through packages/@tinacms/app/src/preview.tsx, while packages/@tinacms/app/src/lib/preview-origin.ts derives expectedOrigin from that same URL for the GraphQL message channel in packages/@tinacms/app/src/lib/graphql-reducer.ts. An unauthenticated attacker can send a crafted link to a signed-in editor, cause the admin to frame an attacker origin, and have that frame treated as the trusted preview. The at", "references": ["https://github.com/tinacms/tinacms/security/advisories/GHSA-x34j-47hf-4xg7", "https://github.com/tinacms/tinacms/pull/7522", "https://github.com/tinacms/tinacms/commit/b57dbf4b56201aef15cd92caa49fd12ab96bbecf"], "fixes": ["3.14.0"], "products": [{"name": "tinacms", "path": "vulns/npm/tinacms", "ecosystem": "npm"}]}, {"id": "CVE-2026-55660", "noindex": false, "published": "2026-07-01T21:00:27.321Z", "modified": "2026-07-02T12:43:47.881Z", "cvss": 7.6, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N", "severity": "high", "epss": 0.00279, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-55660", "title": "TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover", "description": "Tina is a headless content management system. In versions prior to @tinacms/app 2.5.6 and tinacms 3.9.3, cross-origin postMessage handlers and a rich-text URL-sanitization bypass enable stored XSS and session takeover. The library registers window message listeners — the useTina overlay handler, the OAuth authentication popup handler, and the admin↔preview iframe GraphQL reducer — that act on event.data without verifying event.origin or event.source and post messages using non-specific target origins, while insufficient URL sanitization in rich-text content allows malicious URLs to persist and execute. A page the victim visits (or a window in", "references": ["https://github.com/tinacms/tinacms/security/advisories/GHSA-g5qx-h5f3-mp2f", "https://github.com/tinacms/tinacms/pull/7056", "https://nvd.nist.gov/vuln/detail/CVE-2026-55660"], "fixes": ["3.9.3"], "products": [{"name": "tinacms", "path": "vulns/npm/tinacms", "ecosystem": "npm"}]}, {"id": "CVE-2026-55661", "noindex": false, "published": "2026-07-01T20:44:50.116Z", "modified": "2026-07-06T14:39:33.214Z", "cvss": 4.8, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N", "severity": "medium", "epss": 0.00405, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-55661", "title": "TinaCMS rich-text (slatejson) rendering does not sanitize link/image URLs, allowing stored XSS via dangerous URL schemes", "description": "Tina is a headless content management system. In versions prior to @tinacms/mdx 2.1.7 and  tinacms 3.9.3,  rich-text parsing and the default link/image renderers did not sanitize the url field on Slate link/image nodes. Content containing javascript: or data:text/html URLs — including case-variant, whitespace-padded, and control-character-obfuscated forms — is rendered into href/src and executes when the content is viewed. Any actor able to author rich-text content (for example a lower-privileged editor, or imported/external content) can achieve stored XSS against editors and site viewers. This issue is fixed in versions @tinacms/mdx 2.1.7 an", "references": ["https://github.com/tinacms/tinacms/security/advisories/GHSA-2vcc-5v34-9jc8", "https://github.com/tinacms/tinacms/pull/7056", "https://nvd.nist.gov/vuln/detail/CVE-2026-55661"], "fixes": ["3.9.3"], "products": [{"name": "tinacms", "path": "vulns/npm/tinacms", "ecosystem": "npm"}]}, {"id": "CVE-2026-28791", "noindex": false, "published": "2026-03-12T16:55:47.528Z", "modified": "2026-03-13T16:27:56.642Z", "cvss": 7.4, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H", "severity": "high", "epss": 0.00337, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-28791", "title": "Path Traversal in Media Upload Handle in Tina", "description": "Tina is a headless content management system. Prior to 2.1.7, a path traversal vulnerability exists in the TinaCMS development server's media upload handler. The code at media.ts joins user-controlled path segments using path.join() without validating that the resulting path stays within the intended media directory. This allows writing files to arbitrary locations on the filesystem. This vulnerability is fixed in 2.1.7.", "references": ["https://github.com/tinacms/tinacms/security/advisories/GHSA-5hxf-c7j4-279c", "https://nvd.nist.gov/vuln/detail/CVE-2026-28791"], "fixes": ["2.1.7"], "products": [{"name": "tinacms", "path": "vulns/npm/tinacms", "ecosystem": "npm"}]}, {"id": "CVE-2025-68278", "noindex": false, "published": "2025-12-18T15:27:21.403Z", "modified": "2025-12-18T15:46:53.765Z", "cvss": 7.3, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P", "severity": "high", "epss": 0.00479, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2025-68278", "title": "tinacms vulnerable to arbitrary code execution", "description": "Tina is a headless content management system. In tinacms prior to version 3.1.1, tinacms uses the gray-matter package in an insecure way allowing attackers that can control the content of the processed markdown files, e.g., blog posts, to execute arbitrary code. tinacms version 3.1.1, @tinacms/cli version 2.0.4, and @tinacms/graphql version 2.0.3 contain a fix for the issue.", "references": ["https://github.com/tinacms/tinacms/security/advisories/GHSA-529f-9qwm-9628", "https://github.com/tinacms/tinacms/commit/fa7c27abef968e3f3a3e7d564f282bc566087569", "https://nvd.nist.gov/vuln/detail/CVE-2025-68278"], "fixes": ["3.1.1"], "products": [{"name": "tinacms", "path": "vulns/npm/tinacms", "ecosystem": "npm"}]}], "total": 5, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "tinacms", "path": "vulns/npm/tinacms", "ecosystem": "npm"}], "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": 1, "kev": 0}, "lastmod": "2026-10-13T11:24:15.591Z", "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. 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