CVE-2026-49975: Apache HTTP Server: mod_http2 denial of service

Overview

Severity
High (CVSS 7.5)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-Jun
Released
2026-06-09
Last Updated
2026-06-12
EPSS Score
27.98% (percentile: 97.9%)

Detection & Weaponization (1 sources)

Maturity: Exploit

  • GitHub PoC: 12 repositories

Affected Products (2)

Open Source Software

  • azl3 nginx 1.28.3-4 on Azure Linux 3.0
  • azl3 httpd 2.4.67-1 on Azure Linux 3.0

Revision History

  • 2026-06-09: Information published.
  • 2026-06-10: Information published.
  • 2026-06-12: Information published.