aiopixiv (1.0.5) potentially affected by CVE-2026-34520 via aiohttp (2.0.4)

aiohttp PYPI version 2.0.4 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aiopixiv 1.0.5 Source cves: CVE-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

homeassistant (>=0.42.0, <=0.42.3) potentially affected by CVE-2026-34520 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-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

homeassistant (0.42.1) potentially affected by CVE-2026-34520 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-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

aiodocker (0.7.0), aiopogo (>=1.6.0b1, <=2.0.0) +10 more potentially affected by CVE-2026-34520 via aiohttp (2.0.7)

aiohttp PYPI version 2.0.7 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aiodocker 0.7.0 - aiopogo =1.6.0b1, =0.1.0, =0.1.0, =0.42.4, =0.0.1, =0.9.6, =1.1.0, =1.3.3 Source cves: CVE-2026-34520 Source advisory:...

homeassistant (>=0.36.0, <=0.37.1), hypr (0.8.2) +3 more potentially affected by CVE-2026-34520 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-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

botstory (>=0.0.33, <=0.0.37) potentially affected by CVE-2026-34520 via aiohttp (1.1.1)

aiohttp PYPI version 1.1.1 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - botstory =0.0.33, =0.0.37 Source cves: CVE-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

devtools-proxy (>=0.0.2, <=0.0.3) potentially affected by CVE-2026-34520 via aiohttp (1.1.4)

aiohttp PYPI version 1.1.4 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - devtools-proxy =0.0.2, =0.0.3 Source cves: CVE-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

aioservice (0.0.1), devtools-proxy (0.0.4) +4 more potentially affected by CVE-2026-34520 via aiohttp (1.1.5)

aiohttp PYPI version 1.1.5 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aioservice 0.0.1 - devtools-proxy 0.0.4 - fastcli 0.1.0 - goblin 1.0.0b2 - metadoc =0.9.1, =0.10.5 - python-functionsclient 0.0.1 Source cves:...

botstory (>=0.0.38, <=0.0.62), cr8 (0.9.1) +2 more potentially affected by CVE-2026-34520 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-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

pyatv (>=0.1.2, <=0.1.3) potentially affected by CVE-2026-34520 via aiohttp (1.3.0)

aiohttp PYPI version 1.3.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - pyatv =0.1.2, =0.1.3 Source cves: CVE-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

homeassistant (>=0.38.0, <=0.38.4), okami (>=0.1.2, <=0.1.3) +1 more potentially affected by CVE-2026-34520 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-2026-34520 Source advisory: OSV:GHSA-63HF-3VF5-4WQF...

aiobotocore (>=0.4.0, <=0.4.1), async-patterns (0.2.0) +7 more potentially affected by CVE-2026-34520 via aiohttp (2.2.0)

aiohttp PYPI version 2.2.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aiobotocore =0.4.0, =0.1.1, =0.2.2, =0.48.0, =0.4.1b2, =0.5.2b0, =0.1.0a88, =0.1.0b10 Source cves: CVE-2026-34520 Source advisory:...

HTTP Response Splitting

Overview Affected versions of this package are vulnerable to HTTP Response Splitting in the llhttp component. An attacker can manipulate HTTP response headers by injecting null bytes or control characters, causing headers to be interpreted differently by various components, which may lead to...

aioboto3 (2.2.0), aiobotocore (>=0.5.0, <=0.5.3) +56 more potentially affected by CVE-2026-34519 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...

muffin (0.5.1) potentially affected by CVE-2026-34519 via aiohttp (0.20.1)

aiohttp PYPI version 0.20.1 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin 0.5.1 Source cves: CVE-2026-34519 Source advisory: OSV:GHSA-MWH4-6H8G-PG8W...

muffin (>=0.2.0, <=0.2.1) potentially affected by CVE-2026-34519 via aiohttp (0.17.4)

aiohttp PYPI version 0.17.4 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin =0.2.0, =0.2.1 Source cves: CVE-2026-34519 Source advisory: OSV:GHSA-MWH4-6H8G-PG8W...

GHSA-MWH4-6H8G-PG8W AIOHTTP has HTTP response splitting via \r in reason phrase

Summary An attacker who controls the reason parameter when creating a Response may be able to inject extra headers or similar exploits. Impact In the unlikely situation that an application allows untrusted data to be used in the response's reason parameter, then an attacker could manipulate the...

EUVD-2026-18044

AIOHTTP has HTTP response splitting via \r in reason phrase...

ethereumd-proxy (>=0.1.2, <=0.3.0), homeassistant (>=0.49.0, <=0.50.2) +7 more potentially affected by CVE-2026-34519 via aiohttp (2.2.3)

aiohttp PYPI version 2.2.3 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - ethereumd-proxy =0.1.2, =0.49.0, =0.4.4, =0.1.1, =0.1.4, =0.1.0, =0.4.1b17, =0.6.0b3, =0.1.0b11, =0.1.0b19 Source cves: CVE-2026-34519 Source...

aioboto3 (>=1.1.0, <=2.1.0), aiobotocore (>=0.4.2, <=0.4.5) +2 more potentially affected by CVE-2026-34519 via aiohttp (2.3.0)

aiohttp PYPI version 2.3.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - aioboto3 =1.1.0, =0.4.2, =0.4.1b31, =0.6.0b19, =0.6.0b23 Source cves: CVE-2026-34519 Source advisory: OSV:GHSA-MWH4-6H8G-PG8W...