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CVE-2026-88879Published

Traefik is an HTTP reverse proxy and load balancer. In Traefik v1.x, v2.x through v2.11.55, and v3.0.0 through v3.7.11, header names are canonicalized only on dashes, so X-Auth-User, X_Auth_User and X.Auth.User are treated as three distinct…

Exact source revision recorded 25 Oct 2026 16:19:22 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

nvd · CVE-2026-88879

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-290

Original publisher date fields

published: 2026-09-10T14:17:16.337

lastModified: 2026-10-08T16:17:58.963

1 source CPE criteria · context only
  • cpe:2.3:a:traefik:traefik:*:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

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An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 10 Nov 18:12 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current

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