CVE-2026-23935CWE-125

CVE-2026-23935

Medium · published August 18, 2026

CVSS v3.1
4.9
EPSS
0%
Percentile
25.7
In the wild
Unconfirmed
What it is

A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing (JavaScript) HttpRequest logic, leading to potential confidentiality loss.

The record
Technical detail
CVSS v3.1
4.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
6.8 · CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00337 · 25.7th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-08-18T17:17Z
Affected products (2)
ProductVersionsFixed in
zabbix/zabbix≥ 7.0.0, < 7.0.287.0.28
zabbix/zabbix≥ 7.4.0, < 7.4.127.4.12
References (1)
https://support.zabbix.com/browse/ZBX-28073 · [email protected]
EPSS history
Timeline
  • 18 AUG 12:19Z
    Use-after-free read in script item/preprocessing HttpRequest body
    cvelistv5