Guzzle: Noncanonical host can bypass host-based checks

Date Aug 3, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Composer ยท guzzlehttp/guzzle
CVE CVE-2026-69246
High-risk advisory CVE-2026-69246

Summary

Guzzle: Noncanonical host can bypass host-based checks

Why it matters

GitHub has published a reviewed security advisory for guzzlehttp/guzzle. Prioritize it with other application dependency updates.

Operator check

Check whether guzzlehttp/guzzle is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

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