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GHSA-mqqc-3gqh-h2x8

AIOHTTP has unicode match groups in regexes for ASCII protocol elements

Source: GitHub Advisory Database (reviewed) Low CVE-2025-69225

Packages

EcosystemPackageAffectedFixed in
PyPI aiohttp < 3.13.3 3.13.3

Details

As written in the advisory (Markdown source, shown as plain text).

### Summary The parser allows non-ASCII decimals to be present in the Range header. ### Impact There is no known impact, but there is the possibility that there's a method to exploit a request smuggling vulnerability. ---- Patch: https://github.com/aio-libs/aiohttp/commit/c7b7a044f88c71cefda95ec75cdcfaa4792b3b96

References

External links from the advisory. They lead to third-party sites.