CVE-2026-41263

CVE-2026-41263 affects Traefik’s BasicAuth middleware. A timing side-channel allows an attacker to enumerate valid usernames by measuring response times, because the constant-time fallback secret resolves to an empty string, causing the bcrypt check to short-circuit quickly. Vulnerable versions a...

CVE-2026-41263

Traefik is an HTTP reverse proxy and load balancer. Prior to versions 2.11.43, 3.6.14, and 3.7.0-rc.2, there is a timing side-channel vulnerability in Traefik's BasicAuth middleware that allows an attacker to enumerate valid usernames through response-time differences. The variable intended to ho...

CVE-2026-41263 Traefik: BasicAuth middleware: timing side-channel vulnerability

Traefik is an HTTP reverse proxy and load balancer. Prior to versions 2.11.43, 3.6.14, and 3.7.0-rc.2, there is a timing side-channel vulnerability in Traefik's BasicAuth middleware that allows an attacker to enumerate valid usernames through response-time differences. The variable intended to ho...

CVE-2026-41263

Traefik is an HTTP reverse proxy and load balancer. Prior to versions 2.11.43, 3.6.14, and 3.7.0-rc.2, there is a timing side-channel vulnerability in Traefik's BasicAuth middleware that allows an attacker to enumerate valid usernames through response-time differences. The variable intended to ho...

Traefik 安全漏洞

Traefik is an open-source reverse proxy and load balancing tool developed by Traefik. Versions prior to Traefik 2.11.43, 3.6.14, and 3.7.0-rc.2 contain security vulnerabilities. These vulnerabilities stem from variables used in the BasicAuth middleware for constant-time comparisons, which are...

Timing Attack

Overview Affected versions of this package are vulnerable to Timing Attack via the BasicAuth process. An attacker can enumerate valid usernames by measuring authentication response times, exploiting differences in processing between existing and non-existing users. Remediation Upgrade...

Timing Attack

Overview Affected versions of this package are vulnerable to Timing Attack via the BasicAuth process. An attacker can enumerate valid usernames by measuring authentication response times, exploiting differences in processing between existing and non-existing users. Remediation Upgrade...

GHSA-6X2Q-H3CR-8J2H Traefik: A timing side-channel vulnerability allows for valid username enumeration via BasicAuth middleware

Summary There is a timing side-channel vulnerability in Traefik's BasicAuth middleware that allows an attacker to enumerate valid usernames through response-time differences. The variable intended to hold a constant-time fallback secret always resolves to an empty string, causing the constant-tim...

Traefik: A timing side-channel vulnerability allows for valid username enumeration via BasicAuth middleware

Summary There is a timing side-channel vulnerability in Traefik's BasicAuth middleware that allows an attacker to enumerate valid usernames through response-time differences. The variable intended to hold a constant-time fallback secret always resolves to an empty string, causing the constant-tim...

Timing Attack

Overview github.com/traefik/traefik/v2/pkg/middlewares/auth is a Cloud Native Application Proxy. Affected versions of this package are vulnerable to Timing Attack via the BasicAuth process. An attacker can enumerate valid usernames by measuring authentication response times, exploiting difference...

SUSE CVE-2009-3727

Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.3, 1.6.0.x before 1.6.0.17, and 1.6.1.x before 1.6.1.9; Business Edition A.x.x, B.x.x before B.2.5.12, C.2.x.x before C.2.4.5, and C.3.x.x before C.3.2.2; AsteriskNOW 1.5; and s800i 1.3.x before 1.3.0.5 generate different error message...

PT-2026-36184

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 2.11.43 Traefik versions prior to 3.6.14 Traefik versions prior to 3.7.0-rc.2 Description A timing side-channel issue exists in the BasicAuth middleware. A variable meant to provide a constant-time fallback secret...

CVE-2026-40485

ChurchCRM is an open-source church management system. In versions prior to 7.2.0, the public API login endpoint /api/public/user/login returns distinguishable HTTP response codes based on whether a username exists: 404 for non-existent users and 401 for valid users with incorrect passwords. An...

EUVD-2025-209534

A vulnerability exists in the Buffalo Link Station version 1.85-0.01 that allows unauthenticated or guest-level users to enumerate valid usernames and their associated privilege roles. The issue is triggered by modifying a parameter within requests sent to the /nasapi endpoint...

CVE-2025-66954

A vulnerability exists in the Buffalo Link Station version 1.85-0.01 that allows unauthenticated or guest-level users to enumerate valid usernames and their associated privilege roles. The issue is triggered by modifying a parameter within requests sent to the /nasapi endpoint...

CVE-2025-66954

A vulnerability exists in the Buffalo Link Station version 1.85-0.01 that allows unauthenticated or guest-level users to enumerate valid usernames and their associated privilege roles. The issue is triggered by modifying a parameter within requests sent to the /nasapi endpoint...

CVE-2025-66954

A vulnerability exists in the Buffalo Link Station version 1.85-0.01 that allows unauthenticated or guest-level users to enumerate valid usernames and their associated privilege roles. The issue is triggered by modifying a parameter within requests sent to the /nasapi endpoint...

CVE-2025-66954

A vulnerability exists in the Buffalo Link Station version 1.85-0.01 that allows unauthenticated or guest-level users to enumerate valid usernames and their associated privilege roles. The issue is triggered by modifying a parameter within requests sent to the /nasapi endpoint...

PT-2026-33792

A vulnerability exists in the Buffalo Link Station version 1.85-0.01 that allows unauthenticated or guest-level users to enumerate valid usernames and their associated privilege roles. The issue is triggered by modifying a parameter within requests sent to the /nasapi endpoint...

ChurchCRM 安全漏洞

ChurchCRM is an open-source CRM system developed for churches. Versions of ChurchCRM prior to 7.2.0 contained security vulnerabilities. These vulnerabilities stemmed from the public API login endpoint returning distinguishable HTTP response codes, which could lead to username enumeration attacks...