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Advisory record · GHSA-xx9p-xxvh-7g8j

Aiohttp has inconsistent interpretation of `Content-Length` vs. `Transfer-Encoding` differing in C and Python fallbacks

CVSS 3.4 LowEPSS 0.0083 · 57th percentile

Published by the GitHub Advisory Database at 14 Nov 2023, 20:36 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
aiohttpPyPI<3.8.03.8.0
Identifiers
GHSA-xx9p-xxvh-7g8j · CVE-2023-47641 · PYSEC-2023-247
Weakness (CWE)
CWE-444
Tags
Published
14 Nov 2023
Updated
3 Nov 2025

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
3.4 Low 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N CNA (GitHub_M)
  • CISA KEV Not listed.
  • EPSS 0.0083, the 57th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the GitHub Advisory Database, published 14 Nov 2023. New records show when each source confirmed them.

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.