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medium

CVE-2024-37891

urllib3 does not strip the Proxy-Authorization header on cross-origin redirects (1.26.x line)

Severity
medium
Affected product
urllib3
Affected versions
urllib3 < 1.26.19
Affected versions
urllib3 ≥ 2.0.0, < 2.2.2
Fixed in
urllib3 1.26.19
Fixed in
urllib3 2.2.2
Detection basis
Component version range
Shipped rule
urllib3: urllib3 does not strip the Proxy-Authorization header on cross-origin redirects (1.26.x line)
urllib3: urllib3 does not strip the Proxy-Authorization header on cross-origin redirects (2.x line)
Added to NewScan
2026-09-30
Detected by
NewScan — free, self-hosted

How NewScan reports it

COMPONENT VERSION RANGE

NewScan fingerprints urllib3 from its response and reports this CVE when the detected version falls inside the affected range below.

COMPONENT VERSION RANGE

NewScan fingerprints urllib3 from its response and reports this CVE when the detected version falls inside the affected range below.

References

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