VDB

CVE-2026-34514

CVE-2026-34514 PUBLISHED CVSS 2.700000047683716 LOW

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an attacker who controls the content_type parameter in aiohttp could use this to inject extra headers or similar exploits. This issue has been patched in version 3.13.4.

EPSS 0.01% · 2.7th percentile

Risk Scores

CVSS v4.0
2.700000047683716
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U
EPSS Score
0.01%
2.7th percentile

Affected Products

VendorProductVersions
PyPIaiohttp0
aio-libsaiohttp*

Timeline

  • Apr 1, 2026 CVE Published
  • Apr 2, 2026 Security Advisory
  • Apr 6, 2026 CVE Updated
  • May 18, 2026 EPSS Score
  • May 19, 2026 EPSS Score
  • May 20, 2026 EPSS Score
  • May 21, 2026 EPSS Score
  • May 22, 2026 EPSS Score
  • May 23, 2026 EPSS Score
  • May 24, 2026 EPSS Score
  • May 25, 2026 EPSS Score
  • May 26, 2026 EPSS Score

References

…and 6 more

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