CVE-2026-34516

This CVE concerns AIOHTTP, an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, a response with an excessive number of multipart headers may cause higher memory usage, enabling a DoS vulnerability. The issue has been patched in 3.13.4. Affected: AIOHTTP up...

CVE-2026-34516

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, a response with an excessive number of multipart headers may be allowed to use more memory than intended, potentially allowing a DoS vulnerability. This issue has been patched in version 3.13....

CVE-2026-34516

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, a response with an excessive number of multipart headers may be allowed to use more memory than intended, potentially allowing a DoS vulnerability. This issue has been patched in version 3.13....

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-2026-34515 AIOHTTP: UNC SSRF/NTLMv2 Credential Theft/Local File Read in static resource handler on Windows

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-2026-34515

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-2026-34515

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: CRLF injection in multipart part content type header construction

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: CRLF injection in multipart part content type header construction

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...

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-2026-22815 AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-22815 AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

a-mailx (=0.1.0), a2a-acl (=0.0.15) +1217 more potentially affected by CVE-2026-22815 via aiohttp (>=3.0.0b0 <=3.13.3)

aiohttp PYPI version =3.0.0b0, =0.1.1, =0.1.0b0, =1.1.0, =1.0.1, =0.0.0, =0.0.2, =4.8.2, =0.0.3, =0.1.3, =0.4.0, =56.0.0, =72.0.0 and more Source cves: CVE-2026-22815 Source advisory: SNYK:PYTHON-AIOHTTP-15873739...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling due to insufficient restrictions in the handling of HTTP headers and trailers. An attacker can exhaust system memory by sending specially crafted requests, potentially leading to...

CVE-2026-22815

CVE-2026-22815 affects aiohttp (Python asyncio HTTP framework). Prior to version 3.13.4, insufficient restrictions in header/trailer handling could lead to unbounded memory growth; this was patched in 3.13.4. A Nessus/NVD-style CVE entry confirms the issue and the fix. Remediation: upgrade to aio...

CVE-2026-22815

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-22815

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-34513

CVE-2026-34513 affects aiohttp prior to 3.13.4, where an unbounded DNS cache could cause excessive memory usage leading to a DoS. The issue has been patched in 3.13.4. Affected component: aiohttp (async HTTP client/server for asyncio). Root cause: unbounded DNS cache memory growth. Impact: potent...