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-2026-34514

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...

homeassistant (>=0.38.0, <=0.38.4), okami (>=0.1.2, <=0.1.3) +1 more potentially affected by CVE-2026-34515 via aiohttp (1.3.1)

aiohttp PYPI version 1.3.1 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - homeassistant =0.38.0, =0.1.2, =0.1.3 - pyatv 0.1.4 Source cves: CVE-2026-34515 Source advisory: OSV:PYSEC-2026-2097...

aiobotocore (0.2.3), aiobotocore-botorange (>=0.1.0, <=0.2.3a0) +9 more potentially affected by CVE-2026-34515 via aiohttp (1.3.5)

aiohttp PYPI version 1.3.5 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aiobotocore 0.2.3 - aiobotocore-botorange =0.1.0, =0.0.3a0, =1.2.0, =1.0.0, =3.0.2, =3.0.5 Source cves: CVE-2026-34515 Source advisory:...

pyplanet (0.5.3) potentially affected by CVE-2026-34515 via aiohttp (2.3.3)

aiohttp PYPI version 2.3.3 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - pyplanet 0.5.3 Source cves: CVE-2026-34515 Source advisory: OSV:PYSEC-2026-2097...

AZL-81764 CVE-2026-34515 affecting package python-aiohttp 3.6.2-3

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...

AZL-81761 CVE-2026-34514 affecting package python-aiohttp 3.6.2-3

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...

AZL-81758 CVE-2026-34513 affecting package python-aiohttp 3.6.2-3

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4...

AZL-81767 CVE-2026-34516 affecting package python-aiohttp 3.6.2-3

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....

PYSEC-2026-2096

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...

PYSEC-2026-2097

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...

PYSEC-2026-2096

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...

DEBIAN-CVE-2026-34513

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4...

DEBIAN-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...

aiopixiv (>=1.0.0, <=1.0.4) potentially affected by CVE-2026-34515 via aiohttp (1.1.0)

aiohttp PYPI version 1.1.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aiopixiv =1.0.0, =1.0.4 Source cves: CVE-2026-34515 Source advisory: OSV:PYSEC-2026-2097...

guillotina-s3storage (>=1.0.31, <=1.0.34) potentially affected by CVE-2026-34516 via aiohttp (2.3.0a4)

aiohttp PYPI version 2.3.0a4 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - guillotina-s3storage =1.0.31, =1.0.34 Source cves: CVE-2026-34516 Source advisory: OSV:PYSEC-2026-2098...

muffin (>=0.1.5, <=0.1.6) potentially affected by CVE-2026-34515 via aiohttp (0.17.3)

aiohttp PYPI version 0.17.3 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin =0.1.5, =0.1.6 Source cves: CVE-2026-34515 Source advisory: OSV:PYSEC-2026-2097...

homeassistant (0.42.1) potentially affected by CVE-2026-34513 via aiohttp (2.0.6)

aiohttp PYPI version 2.0.6 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - homeassistant 0.42.1 Source cves: CVE-2026-34513 Source advisory: OSV:PYSEC-2026-2095...

aio-tinder (>=0.1.7, <=0.1.8) potentially affected by CVE-2026-34517 via aiohttp (1.0.1)

aiohttp PYPI version 1.0.1 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aio-tinder =0.1.7, =0.1.8 Source cves: CVE-2026-34517 Source advisory: OSV:PYSEC-2026-2099...

muffin (>=0.6.0, <=0.6.1) potentially affected by CVE-2026-34514 via aiohttp (0.21.2)

aiohttp PYPI version 0.21.2 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin =0.6.0, =0.6.1 Source cves: CVE-2026-34514 Source advisory: OSV:PYSEC-2026-2096...