Traefik software is affected by a security vulnerability that could allow attackers to compromise data confidentiality, according to a new alert from the French CERT. The flaw, identified as CVE‑2026‑41181, is present in Traefik versions v2.11.x prior to v2.11.44, v3.6.x prior to v3.6.15, and v3.7.0‑rc.x prior to v3.7.0‑rc.3. The advisory, based on the Traefik security bulletin GHSA‑p6hg‑qh38‑555r released on 4 May 2026, warns that exploitation could lead to unauthorized access to sensitive information. Users are advised to consult the vendor’s security bulletin for patch instructions and to update to the latest available releases. No further details on exploitation methods are provided in the alert.
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