CVE Explorer
CVE-2026-54274
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.1, if an attacker sends large incomplete websocket frame payloads, it may be possible to bypass the usual size limits on memory use. This vulnerability is fixed in 3.14.1.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"aiohttp","vendor":"aio-libs","versions":[{"status":"affected","version":"< 3.14.1"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:d17d863e087d4d806fca91f82e20088e497c1b8a0f82d4453eb78176e02503f8 · sha256:8efe38fd4b7e71e4… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.6,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:d17d863e087d4d806fca91f82e20088e497c1b8a0f82d4453eb78176e02503f8 · sha256:8efe38fd4b7e71e4… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:d17d863e087d4d806fca91f82e20088e497c1b8a0f82d4453eb78176e02503f8 · sha256:8efe38fd4b7e71e4… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"name":"https://github.com/aio-libs/aiohttp/commit/14b6ee851fb16ec199acb950de0c82d476799e7d","tags":["x_refsource_MISC"],"url":"https://github.com/aio-libs/aiohttp/commit/14b6ee851fb16ec199acb950de0c82d476799e7d"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d17d863e087d4d806fca91f82e20088e497c1b8a0f82d4453eb78176e02503f8 · sha256:8efe38fd4b7e71e4… · /containers/cna/references/1
{"name":"https://github.com/aio-libs/aiohttp/security/advisories/GHSA-xcgm-r5h9-7989","tags":["x_refsource_CONFIRM"],"url":"https://github.com/aio-libs/aiohttp/security/advisories/GHSA-xcgm-r5h9-7989"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:d17d863e087d4d806fca91f82e20088e497c1b8a0f82d4453eb78176e02503f8 · sha256:8efe38fd4b7e71e4… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.