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high

CVE-2026-97687

urllib3 HTTPS-proxy TLS confusion - target-server TLS settings are applied to the proxy connection and cert_reqs=CERT_NONE mutates proxy_ssl_context in place, so later connections may skip proxy certificate verification

Severity
high
Affected product
urllib3
Affected versions
urllib3 ≥ 1.26.0, < 2.8.0
Fixed in
urllib3 2.8.0
Detection basis
Component version range
Shipped rule
urllib3: urllib3 HTTPS-proxy TLS confusion - target-server TLS settings are applied to the proxy connection and cert_reqs=CERT_NONE mutates proxy_ssl_context in place, so later connections may skip proxy certificate verification
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.

References

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