CVE-2026-89157: azl3 pcre2 10.42-3 on Azure Linux 3.0 (exact versions not specified); +3 more affected products

CVE-2026-89157 affects azl3 pcre2 10.42-3 on Azure Linux 3.0. CVSS 3.1 base score 5.7 (Microsoft Security Response Center). EPSS 0.00348 (percentile 0.28161), scored 25-Oct-2026. Fixed version: 10.46-1~deb13u2. Fixed version: 8.1.34+e1.

Affected technology

azl3 pcre2 10.42-3 on Azure Linux 3.0 · Exact affected versions not specified by the source
Microsoft

azl3 nmap 7.95-5 on Azure Linux 3.0 · Exact affected versions not specified by the source
Microsoft

pcre2 · Exact affected versions not specified by the source
Vendor not specified by the source

php-8.1 · Exact affected versions not specified by the source
Vendor not specified by the source

Component: Not specified by the source

Attack conditions (Microsoft Security Response Center, CVSS 3.1): Local · No privileges required · No user interaction required

What an attacker can do

Microsoft Security Response Center’s CVSS 3.1 assessment rates confidentiality impact as none; integrity impact as high; availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 26-Oct-2026 06:07 UTC

Product: azl3 pcre2 10.42-3 on Azure Linux 3.0
CCR priority: 22.9 /100 (P4)
CVSS 3.1: 5.7 /10 · CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L/E:U · Microsoft Security Response Center
EPSS: 0.00348 · percentile 0.28161 · 2026-10-25
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
OSV.dev · Source record · observed 2026-10-25 21:45:52.076210+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-89157.html