echod (0.1.0), muffin (>=0.0.94, <=0.0.97) potentially affected by CVE-2026-34518 via aiohttp (0.16.5)

aiohttp PYPI version 0.16.5 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - echod 0.1.0 - muffin =0.0.94, =0.0.97 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

pyplanet (0.5.3) potentially affected by CVE-2026-34519 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-2026-34519 Source advisory: OSV:PYSEC-2026-2101...

s2aio (>=1.12.0, <=1.14.0) potentially affected by CVE-2026-34518 via aiohttp (0.22.4)

aiohttp PYPI version 0.22.4 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - s2aio =1.12.0, =1.14.0 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

aioauth-client (>=0.9.2, <=0.9.3), aiohttp-validate (>=0.1.0, <=1.0.0) +10 more potentially affected by CVE-2026-34518 via aiohttp (1.0.5)

aiohttp PYPI version 1.0.5 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aioauth-client =0.9.2, =0.1.0, =0.0.7, =0.17.0b1, =0.32.0, =1.2.0, =0.10.3, =0.1.8a1, =1.0.0a2, =1.0.0a3 Source cves: CVE-2026-34518 Source...

muffin (>=0.3.0, <=0.3.2) potentially affected by CVE-2026-34518 via aiohttp (0.18.3)

aiohttp PYPI version 0.18.3 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin =0.3.0, =0.3.2 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

duniterpy (0.40.8), jenkins-epo (>=1.159.0, <=1.160.0) potentially affected by CVE-2026-34518 via aiohttp (2.0.0rc1)

aiohttp PYPI version 2.0.0rc1 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - duniterpy 0.40.8 - jenkins-epo =1.159.0, =1.160.0 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

PYSEC-2026-2100

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-2026-34519

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...

muffin (>=0.4.0, <=0.4.2) potentially affected by CVE-2026-34518 via aiohttp (0.19.0)

aiohttp PYPI version 0.19.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin =0.4.0, =0.4.2 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

homeassistant (>=0.38.0, <=0.38.4), okami (>=0.1.2, <=0.1.3) +1 more potentially affected by CVE-2026-34518 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-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

botstory (>=0.0.38, <=0.0.62), cr8 (0.9.1) +2 more potentially affected by CVE-2026-34519 via aiohttp (1.1.6)

aiohttp PYPI version 1.1.6 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - botstory =0.0.38, =0.0.5, =0.34.0, =0.35.3 Source cves: CVE-2026-34519 Source advisory: OSV:PYSEC-2026-2101...

aioboto3 (2.2.0), aiobotocore (>=0.5.0, <=0.5.3) +56 more potentially affected by CVE-2026-34518 via aiohttp (2.3.10)

aiohttp PYPI version 2.3.10 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aioboto3 2.2.0 - aiobotocore =0.5.0, =0.8.4, =0.1.0a1, =1.0.0, =3.0.0b4, =2.0.0, =1.1.1, =1.2.1, =2.1.0, =0.8.22, =2.0.0, =2.0.13 and more Source...

homeassistant (>=0.36.0, <=0.37.1), hypr (0.8.2) +3 more potentially affected by CVE-2026-34518 via aiohttp (1.2.0)

aiohttp PYPI version 1.2.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - homeassistant =0.36.0, =0.1.0, =0.1.0, =1.5.9, =1.5.12 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

muffin (0.5.0) potentially affected by CVE-2026-34519 via aiohttp (0.20.0)

aiohttp PYPI version 0.20.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin 0.5.0 Source cves: CVE-2026-34519 Source advisory: OSV:PYSEC-2026-2101...

pushpull (0.0.2) potentially affected by CVE-2026-34518 via aiohttp (0.22.0)

aiohttp PYPI version 0.22.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - pushpull 0.0.2 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

muffin (0.5.0) potentially affected by CVE-2026-34518 via aiohttp (0.20.0)

aiohttp PYPI version 0.20.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin 0.5.0 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...

DEBIAN-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...

hdx-data-freshness (>=1.0.5, <=1.1.2), pyplanet (>=0.6.0rc1, <=0.10.5) potentially affected by CVE-2026-34519 via aiohttp (2.3.9)

aiohttp PYPI version 2.3.9 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - hdx-data-freshness =1.0.5, =0.6.0rc1, =0.10.5 Source cves: CVE-2026-34519 Source advisory: OSV:PYSEC-2026-2101...

homeassistant (>=0.42.0, <=0.42.3) potentially affected by CVE-2026-34519 via aiohttp (2.0.5)

aiohttp PYPI version 2.0.5 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - homeassistant =0.42.0, =0.42.3 Source cves: CVE-2026-34519 Source advisory: OSV:PYSEC-2026-2101...

muffin (>=0.10.0, <=0.10.2), mutaprops (>=0.6.0, <=0.6.1) potentially affected by CVE-2026-34518 via aiohttp (1.0.2)

aiohttp PYPI version 1.0.2 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin =0.10.0, =0.6.0, =0.6.1 Source cves: CVE-2026-34518 Source advisory: OSV:PYSEC-2026-2100...