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GitHub Advisory Database

Security vulnerability database inclusive of CVEs and GitHub originated security advisories from the world of open source software.

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4 advisories

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Decompression-bomb safeguards bypassed when following HTTP redirects (streaming API) High
CVE-2026-21441 was published for urllib3 (pip) Jan 7, 2026
D47A Credited to D47A, illia-v, pquentin, and sethmlarson illia-v illia-v
pquentin pquentin sethmlarson sethmlarson
urllib3 streaming API improperly handles highly compressed data High
CVE-2025-66471 was published for urllib3 (pip) Dec 5, 2025
illia-v Credited to illia-v, pquentin, sethmlarson, Cycloctane, and stamparm pquentin pquentin
sethmlarson sethmlarson Cycloctane Cycloctane stamparm stamparm
urllib3 allows an unbounded number of links in the decompression chain High
CVE-2025-66418 was published for urllib3 (pip) Dec 5, 2025
illia-v Credited to illia-v, sethmlarson, and pquentin sethmlarson sethmlarson
pquentin pquentin
`Cookie` HTTP header isn't stripped on cross-origin redirects High
CVE-2023-43804 was published for urllib3 (pip) Oct 2, 2023
ranjit-git Credited to ranjit-git, pquentin, illia-v, and sethmlarson pquentin pquentin
illia-v illia-v sethmlarson sethmlarson
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