CVE-2026-47265 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 ...

CVE-2026-34993

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 man...

Linux Distros Unpatched Vulnerability : CVE-2026-22815

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 version 3.13.4, insufficient restrictions in header/trailer handling...

Linux Distros Unpatched Vulnerability : CVE-2026-34518

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 version 3.13.4, when following redirects to a different origin, aiohttp...

CVE-2026-22815

A flaw was found in AIOHTTP, an asynchronous HTTP client/server framework for Python. Insufficient restrictions in header and trailer handling could allow a remote attacker to cause uncapped memory usage. This can lead to a Denial of Service DoS condition, making the affected web server...

EUVD-2026-18046

AIOHTTP's C parser llhttp accepts null bytes and control characters in response header values - header injection/security bypass...

EUVD-2026-18042

AIOHTTP leaks Cookie and Proxy-Authorization headers on cross-origin redirect...

CVE-2026-34525

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, multiple Host headers were allowed in aiohttp. This issue has been patched in version 3.13.4...

CVE-2026-34514

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an attacker who controls the contenttype parameter in aiohttp could use this to inject extra headers or similar exploits. This issue has been patched in version 3.13.4...

CVE-2026-34515

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, on Windows the static resource handler may expose information about a NTLMv2 remote path. This issue has been patched in version 3.13.4...

UBUNTU-CVE-2026-34515

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, on Windows the static resource handler may expose information about a NTLMv2 remote path. This issue has been patched in version 3.13.4...

CVE-2026-34525

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, multiple Host headers were allowed in aiohttp. This issue has been patched in version 3.13.4...

CVE-2026-34520

CVE-2026-34520 affects the aiohttp project. Prior to version 3.13.4, the C parser (llhttp, default for most installs) accepted null bytes and control characters in response header values, enabling header-related issues. The issue has been patched in aiohttp 3.13.4. Per connected sources, the vuln...

CVE-2026-34518

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, when following redirects to a different origin, aiohttp drops the Authorization header, but retains the Cookie and Proxy-Authorization headers. This issue has been patched in version 3.13.4...

CVE-2026-34515

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, on Windows the static resource handler may expose information about a NTLMv2 remote path. This issue has been patched in version 3.13.4...

CVE-2026-34514

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an attacker who controls the contenttype parameter in aiohttp could use this to inject extra headers or similar exploits. This issue has been patched in version 3.13.4...

CVE-2026-34514

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an attacker who controls the contenttype parameter in aiohttp could use this to inject extra headers or similar exploits. This issue has been patched in version 3.13.4...

PT-2026-29605

Name of the Vulnerable Software and Affected Versions AIOHTTP versions prior to 3.13.4 Description A response with an excessive number of multipart headers may be allowed to use more memory than intended, potentially leading to a denial-of-service condition. Multipart headers were not subject to...

PT-2026-29610

Name of the Vulnerable Software and Affected Versions AIOHTTP versions prior to 3.13.4 Description Multiple Host headers were permitted in AIOHTTP, potentially allowing a reverse proxy's security rules to be bypassed. This could lead to a request being processed by AIOHTTP in a privileged sub...

PT-2026-29606

Name of the Vulnerable Software and Affected Versions AIOHTTP versions prior to 3.13.4 Description Prior to version 3.13.4, AIOHTTP, an asynchronous HTTP client/server framework for asyncio and Python, read the entire multipart form field into memory before checking the client max size limit. Thi...