compliance-trestle has an URLSecurityValidator SSRF allowlist bypass via IPv4-mapped IPv6 and 0.0.0.0

Date Aug 12, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product PyPI ยท compliance-trestle
CVE CVE-2026-52776
High-risk advisory CVE-2026-52776

Summary

compliance-trestle has an URLSecurityValidator SSRF allowlist bypass via IPv4-mapped IPv6 and 0.0.0.0

Why it matters

GitHub has published a reviewed security advisory for compliance-trestle. Prioritize it with other application dependency updates.

Operator check

Check whether compliance-trestle is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 8.6.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.