UR
Product
urllib3
by urllib3 · last CVE Sep 29, 2026
11
CVEs
0
On KEV
8.1
Max CVSS
0
New 30D
Severity mix
Critical 0High 6Medium 5Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2024-37891
6.5
1%
Jun 17
Proxy-Authorization request header isn't stripped during cross-origin redirects in urllib3
Affected: < 1.26.19; >= 2.0.0, < 2.2.2
CVE-2025-50182
6.1
1%
Jun 19
urllib3 does not control redirects in browsers and Node.js
Affected: >= 2.2.0, < 2.5.0
CVE-2025-50181
6.1
0%
Jun 19
urllib3 redirects are not disabled when retries are disabled on PoolManager instantiation
Affected: < 2.5.0
CVE-2026-97688
5.3
0%
Sep 29
urllib3: Chunked Deflate streaming can enter an infinite loop
Affected: >= 2.6.2, < 2.8.0
CVE-2026-44431
5.3
0%
May 13
urllib3: Sensitive headers forwarded across origins in proxied low-level redirects
Affected: >= 1.23, < 2.7.0
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