CVE-2026-89157: medium-severity vulnerability in PCRE2
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.7epss 0.3%
PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L
Affected products
PCRE · PCRE2Related CVEs — PCRE2
In the same product, most dangerous first.