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OpenAdvisories
Medium · 5.8 CVE-2026-62314 EUVD-2026-44819GHSA-6wcg-mqvh-fcvgGO-2026-6639

Anubis: Policy bypass via client controlled X-Original-URI header

Published Jul 15, 2026 · Updated Aug 12, 2026 · Assigned by GitHub_M

Description

Anubis is a Web AI Firewall Utility that challenges users' connections in order to protect upstream resources from scraper bots. From 1.22.0 until 1.26.0-pre1, lib/policy/checker.go PathChecker.Check() trusted the client-controlled X-Original-URI header before matching r.URL.Path, allowing an HTTP client to match default data/common/keep-internet-working.yaml ALLOW rules such as ^/\.well-known/.*$ and bypass the Anubis challenge. This issue is fixed in version 1.26.0-pre1.

Affected products

VendorProductAffectedFixed
TecharoHQ anubis >= 1.22.0, < 1.26.0-pre1 —

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/TecharoHQ/anubis >= 1.22.0, < 1.26.0 1.26.0 GHSA-6wcg-mqvh-fcvg

References