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Vulnerability DatabaseCVE-2026-25949

CVE-2026-25949: 
NixOS vulnerability analysis and mitigation

Traefik is an HTTP reverse proxy and load balancer. Prior to 3.6.8, there is a potential vulnerability in Traefik managing STARTTLS requests. An unauthenticated client can bypass Traefik entrypoint respondingTimeouts.readTimeout by sending the 8-byte Postgres SSLRequest (STARTTLS) prelude and then stalling, causing connections to remain open indefinitely, leading to a denial of service. This vulnerability is fixed in 3.6.8.

Source: NVD

Related NixOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-21010HIGH7.8
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  • android
NoNoApr 13, 2026
CVE-2026-21012MEDIUM6.8
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CVE-2026-21011MEDIUM5.4
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CVE-2026-21008MEDIUM5.1
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CVE-2026-21007MEDIUM4.4
  • NixOSNixOS
  • android
NoNoApr 13, 2026

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