CVE-2026-89156

mediumpriority · track · 24EPSS 0.003 · 22 %ileDEFRUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.29% (22nd) EPSS

CVSS 5.9 · medium

Is it mine?

9 products

Who says so?

3 sources

cert_bund · nvd · certfr

EPSS · scored 2026-10-27

PCRE2 before 10.48 has a pcre2_match out-of-bounds read after a JIT fallback when an attacker can provide invalid UTF data.

cvss

Technical severity, 0–10. One row per scoring source.

5.9

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.9–5.9

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 3.6

v3.12.9lowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · cve@mitre.org USexploitability 1.4 · impact 1.4

v3.15.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-3334PCRE2 (Perl Compatible Regular Expressions): Mehrere SchwachstellenDeutsch2026-09-13csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in PCRE2 (Perl Compatible Regular Expressions) ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Speicher zu beschädigen, Informationen offenzulegen oder Denial-of-Service-Zustände herbeizuführen.
CERTFR-2026-AVI-1385Multiples vulnérabilités dans les produits VMwareFrançais2026-10-26vendor · certfrFR

Which sources assert this record, and when.

published 2026-09-11modified 2026-09-16

External citations — patches, advisories, analysis.

scry

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