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Sicherheitslücken in python-aiohttp

In den letzten 30 Tagen veröffentlichte Sicherheitslücken für python-aiohttp: 7. Davon im KEV-Katalog: 0.

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Sicherheitslücken: 47

  1. CVE-2026-111750

    Mittel · CVSS 6.3EPSS 0,3%Keine Korrektur veröffentlicht

    AIOHTTP: Pure-Python parser request smuggling

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, the pure Python parser accepts ambiguous HTTP request framing. An unauthenticated attacker can consequently smuggle requests when an application uses AIOHTTP_NO_EXTENSIONS or otherwise runs without a standard wheel and an intermediary interprets the framing differently. This issue is fixed in version 3.14.4.

    Veröffentlicht Aktualisiert
  2. CVE-2026-111749

    Niedrig · CVSS 2.3EPSS 0,29%Keine Korrektur veröffentlicht

    AIOHTTP: Cookie from subdomain can remove Host-Only Scope from existing cookies

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, Host-Only scope on an existing parent-domain cookie can be removed by a subdomain. A user who accesses an untrusted subdomain can consequently have host-only protections stripped from cookies, although impact is limited when applications do not reflect those cookies to a browser. This issue is fixed in version 3.14.4.

    Veröffentlicht Aktualisiert
  3. CVE-2026-111748

    Mittel · CVSS 6.3EPSS 0,36%Keine Korrektur veröffentlicht

    AIOHTTP: Absolute-form request targets can spoof Request.scheme

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, an attacker can send an absolute-form request that causes Request.scheme to use attacker-controlled request-target scheme data instead of the connection protocol. Applications that use Request.scheme for security decisions can consequently be tricked into treating an unencrypted connection as encrypted or an encrypted connection as unencrypted. This issue is fixed in version 3.14.4.

    Veröffentlicht Aktualisiert
  4. CVE-2026-111066

    Hoch · CVSS 8.2EPSS 0,38%Keine Korrektur veröffentlicht

    AIOHTTP: File descriptor exhaustion in multipart requests

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. From 2.0.0 until 3.14.4, multipart request processing can retain an unbounded number of open file descriptors. An unauthenticated attacker can consequently exhaust file descriptors with specially crafted multipart requests when a handler uses Request.post(). This issue is fixed in version 3.14.4.

    Veröffentlicht Aktualisiert
  5. CVE-2026-111065

    Mittel · CVSS 6.9EPSS 0,36%Keine Korrektur veröffentlicht

    AIOHTTP: Connector pool exhaustion via Max-Age overflow

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, Max-Age processing can overflow and skip closing a connection. An attacker can consequently exhaust the connection pool temporarily until garbage collection resolves the connections. This issue is fixed in version 3.14.4.

    Veröffentlicht Aktualisiert
  6. CVE-2026-111064

    Hoch · CVSS 8.2EPSS 0,4%Keine Korrektur veröffentlicht

    aiohttp server lacks an initial request/header timeout

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, keepalive timeout handling is absent during the initial portion of a request. An attacker can keep an idle connection open indefinitely before sending any request data, consuming server connection capacity. This issue is fixed in version 3.14.4.

    Veröffentlicht Aktualisiert
  7. CVE-2026-111063

    Mittel · CVSS 6.3EPSS 0,22%Keine Korrektur veröffentlicht

    AIOHTTP: Secure attribute not enforced for shared cookie

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, the Secure attribute for a shared cookie is not enforced. An attacker can consequently cause a shared cookie marked Secure to be sent with an unencrypted request. This issue is fixed in version 3.14.4.

    Veröffentlicht Aktualisiert
  8. CVE-2026-69243

    Mittel · CVSS 6.3EPSS 0,44%Keine Korrektur veröffentlicht

    AIOHTTP: HTTP request smuggling via WebSocket upgrade

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the HTTP parsers were vulnerable to a request smuggling attack relating to WebSocket upgrades. If using the server-side component, an attacker may be able to execute a request smuggling vulnerability using an edge case in the WebSocket upgrade procedure. A WebSocket upgrade request with a body could cause the parser to switch protocols before the complete request body was received, leaving trailing bytes to be handled as upgraded-protocol or pipelined data rather than normal HTTP body data. This issue is fixed in version 3.14.2.

    Veröffentlicht Aktualisiert
  9. CVE-2026-59881

    Mittel · CVSS 6.9EPSS 0,52%Keine Korrektur veröffentlicht

    AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.2, the WebSocket client accepts and decompresses frames with the RSV1 bit set even when the permessage-deflate extension was not negotiated, allowing a malicious server to cause unexpected CPU and memory consumption. This issue is fixed in version 3.14.2.

    Veröffentlicht Aktualisiert
  10. CVE-2026-54273

    Mittel · CVSS 6.6EPSS 0,49%Keine Korrektur veröffentlicht

    AIOHTTP: HTTP/1 Pipelined Requests Queue Without Limit

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, no limit was present on the number of pipelined requests that could be queued. An attacker may be able to use pipelined requests to use excessive amounts of memory, potentially leading to DoS. This vulnerability is fixed in 3.14.1.

    Veröffentlicht Aktualisiert
  11. CVE-2026-54280

    Niedrig · CVSS 1.7EPSS 0,46%Keine Korrektur veröffentlicht

    AIOHTTP: Payload Response Resources Are Not Closed After Mid-Body Disconnect

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, payload resources are not closed correctly when a client disconnects in the middle of a write. If a payload is using an open file or similar limited resource, then an attacker may be able to cause resource starvation temporarily until garbage collection or similar closes the file. This vulnerability is fixed in 3.14.1.

    Veröffentlicht Aktualisiert
  12. CVE-2026-54277

    Mittel · CVSS 6.6EPSS 0,56%Keine Korrektur veröffentlicht

    AIOHTTP: C HTTP Parser Bypasses max_line_size for Fragmented Lines

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, it is possible to bypass the max_line_size check in parts of an HTTP request in the C parser. If using the optimised C parser (the default in pre-built wheels), then an attacker may be able to send oversized lines through the HTTP parser and use an excessive amount of memory, potentially leading to DoS. This vulnerability is fixed in 3.14.1.

    Veröffentlicht Aktualisiert
  13. CVE-2026-54274

    Mittel · CVSS 6.6EPSS 0,54%Keine Korrektur veröffentlicht

    AIOHTTP: Incomplete websocket frame payloads bypass memory limits

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, if an attacker sends large incomplete websocket frame payloads, it may be possible to bypass the usual size limits on memory use. This vulnerability is fixed in 3.14.1.

    Veröffentlicht Aktualisiert
  14. CVE-2026-54279

    Niedrig · CVSS 1.3EPSS 0,49%Keine Korrektur veröffentlicht

    AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, host-only cookies that are saved with CookieJar.save() and then restored later with CookieJar.load() lose their host-only status. This vulnerability is fixed in 3.14.1.

    Veröffentlicht Aktualisiert
  15. CVE-2026-50269

    Niedrig · CVSS 2.7EPSS 0,53%Keine Korrektur veröffentlicht

    AIOHTTP: CRLF injection in multipart headers

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.0, attacker-controlled input included into multipart/payload headers can be used to modify a request to inject additional headers or similar. In the unlikely situation that an application is passing user-controlled strings into MultipartWriter.append(headers=...) or Payload.headers, then an attacker may be able to modify the request to inject headers or change the contents of the request. This vulnerability is fixed in 3.14.0.

    Veröffentlicht Aktualisiert
  16. CVE-2026-47265

    Mittel · CVSS 6.6EPSS 0,21%Keine Korrektur veröffentlicht

    AIOHTTP vulnerable to cross-origin redirect with per-request cookies

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.14.0, cookies set with the `cookies` parameter on requests are sent after following a cross-origin redirect. If a developer uses the `cookies` parameter on a per-request basis then sensitive data might be leaked to an attacker if they manage to control a redirect. Version 3.14.0 patches the issue. If unable to upgrade, using a `Cookie` header in the `headers` parameter is not vulnerable.

    Veröffentlicht Aktualisiert
  17. CVE-2026-34993

    Mittel · CVSS 6.4EPSS 0,5%Keine Korrektur veröffentlicht

    AIOHTTP Vulnerable to Deserialization of Untrusted Data

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.14.0, using ``CookieJar.load()`` with untrusted input may allow arbitrary code execution. Most applications using this function will be doing so with the user's own data, so this is unlikely to affect many applications. Version 3.14.0 patches the issue. If an application does allow attacker controlled files to be loaded, a workaround on older releases would be to sanitize the files before loading.

    Veröffentlicht Aktualisiert
  18. CVE-2026-34520

    Niedrig · CVSS 2.7EPSS 0,68%Keine Korrektur veröffentlicht

    AIOHTTP: C parser (llhttp) accepts null bytes and control characters in response header values - header injection / security bypass

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser (the default for most installs) accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4.

    Veröffentlicht Aktualisiert
  19. CVE-2026-34519

    Niedrig · CVSS 2.7EPSS 0,4%Keine Korrektur veröffentlicht

    AIOHTTP: HTTP response splitting via \r in reason phrase

    AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an attacker who controls the reason parameter when creating a Response may be able to inject extra headers or similar exploits. This issue has been patched in version 3.13.4.

    Veröffentlicht Aktualisiert

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