CVE-2026-34501CWE-122

CVE-2026-34501

High · published August 6, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
42.5
In the wild
Unconfirmed
What it is

Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility redis client.

This issue affects Apache Portable Runtime Utility: from 1.6.0 through 1.6.3.

Users are recommended to upgrade to version 1.6.4, 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:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00508 · 42.5th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-08-06T19:16Z
Affected products (1)
ProductVersionsFixed in
apache/apr-util≥ 1.6.0, < 1.6.41.6.4
References (2)
https://lists.apache.org/thread/o8h6c7cq86fplxlnry6c3rn9x0ovq8mv · [email protected]http://www.openwall.com/lists/oss-security/2026/08/06/11 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 06 AUG 14:31Z
    Apache Portable Runtime Utility: Heap buffer overflow in APR redis client
    cvelistv5