CVE-2026-34059CWE-126

Apache HTTP Server: mod_proxy_ajp: Heap Over-Read and memory disclosure in ajp_parse_data()

High · published May 4, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
60.9
In the wild
Unconfirmed
What it is

Buffer Over-read vulnerability in Apache HTTP Server.

This issue affects Apache HTTP Server: through 2.4.66.

Users are recommended to upgrade to version 2.4.67, which fixes the issue.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00951 · 60.9th percentile
Weakness
CWE-126 · Buffer Over-read
Published
2026-05-04T12:39Z
EPSS history
Timeline
  • 04 MAY 12:39Z
    Apache HTTP Server: mod_proxy_ajp: Heap Over-Read and memory disclosure in ajp_parse_data()
    cvelistv5