---
id: CVE-2026-95209
title: >-
  An issue in gnutls v3.8.13 causes legitimate CA certificates to be rejected,
  leading to a Denial of Service (DoS).
summary: >-
  An issue in gnutls v3.8.13 causes legitimate CA certificates to be rejected,
  leading to a Denial of Service (DoS).
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-400
published: '2026-10-08'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T21:33:42.423'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-95209'
references:
  - url: 'http://gnutls.com'
    label: cve@mitre.org
  - url: 'https://evil.com'
    label: cve@mitre.org
  - url: 'https://gist.github.com/lkloliver/8e4498311aff18e2077010e412043e18'
    label: cve@mitre.org
  - url: 'https://www.gnutls.org'
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-08T20:06:22.191Z'
epss: 0.00241
epssPercentile: 0.15127
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-19T15:13:49.545496Z'
scores:
  nvd: 7.5
  adp: 5.9
---

## Overview

An issue in gnutls v3.8.13 causes legitimate CA certificates to be rejected, leading to a Denial of Service (DoS).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.