CVE-2026-54279

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...

CVE-2026-50269 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...

CVE-2026-50269

CVE-2026-50269 affects the AIOHTTP library (asyncio-based HTTP client/server). The issue is a CRLF/header injection vulnerability in multipart handling: attacker-controlled input passed to MultipartWriter.append(headers=...) or Payload.headers could allow modifying the outgoing request (injection...

CVE-2026-50269 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...

CVE-2026-50269

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...

CVE-2026-50269

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...

CVE-2026-50269

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...

0x20bf (0.0.1), 2keys (0.5.1) +3561 more potentially affected by CVE-2026-50269 via aiohttp (>=0.6.4, <=3.13.5)

aiohttp PYPI version =0.6.4, =0.0.1a0, =0.0.15, =0.1.0, =0.5.0a0, =3.0.1, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =0.2.1, =0.1.2, =0.1.9 and more Source cves: CVE-2026-50269 Source advisory: MEND:CVE-2026-50269...

CVE-2026-50269

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...

CVE-2026-54280: Improper Resource Shutdown or Release

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...

Linux Distros Unpatched Vulnerability : CVE-2026-54276

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, DigestAuthMiddleware can send an authentication response after...

Linux Distros Unpatched Vulnerability : CVE-2026-50269

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.0, attacker- controlled input included into multipart/payload...

Linux Distros Unpatched Vulnerability : CVE-2026-54280

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

CVE-2026-54273: Allocation of Resources Without Limits or Throttling

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...

CVE-2026-54275: Improper Validation of Certificate with Host Mismatch

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, the serverhostname TLS SNI check can be bypassed when an existing connection is reused. If an application makes multiple requests to the same domain, but with different per-request serverhostname...

PT-2026-109446

Уязвимость HTTP-клиента Aiohttp связана с выделением неограниченной памяти. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, вызвать отказ в обслуживании...

PT-2026-109448

Уязвимость HTTP-клиента Aiohttp связана с отсутствием проверки хостовых данных сертификата. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, вызвать отказ в обслуживании...

CVE-2026-54277: Allocation of Resources Without Limits or Throttling

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, it is possible to bypass the maxlinesize 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...

CVE-2026-54279: Improper Initialization

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...

CVE-2026-50269: Improper Neutralization of CRLF Sequences

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...