---
id: CVE-2026-95184
title: >-
  Improper certificate validation in gnutls v3.8.13 causes the application to
  reject legitimate certificates for valid users, leading to a Denial of Service
  (DoS).
summary: >-
  Improper certificate validation in gnutls v3.8.13 causes the application to
  reject legitimate certificates for valid users, 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-2026-95184'
references:
  - url: 'http://gnutls.com'
    label: cve@mitre.org
  - url: 'https://evil.com'
    label: cve@mitre.org
  - url: 'https://gist.github.com/lkloliver/0c8b47fa75a0958fa88587665b82ae15'
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-08T17:56:11.731Z'
---

## Overview

Improper certificate validation in gnutls v3.8.13 causes the application to reject legitimate certificates for valid users, leading to a Denial of Service (DoS).

## Remediation

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