CVE-2026-86137
xmlsoft libxml2
LOW 2.9
At a glance
- Source
- NVD
- EPSS
- EPSS 0.19 % · percentile 9 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- mitre
- NVD status
- Analyzed
Description
In libxml2 before 2.15.4, xmlFAParsePosCharGroup has an out-of-bounds read, aka an out-of-bounds read in the NXT macro in xmlregexp.
Weaknesses (CWE)
- CWE-125 — Out-of-bounds Read
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | LOW 2.9 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L | mitre |
| CVSS 3.1 | LOW 2.9 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L | NVD · cve@mitre.org (Secondary) |
| CVSS 3.1 | MEDIUM 6.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2026-71830
- GCVE · GCVE-0-2026-86137
CERT-FR advisories
- CERTFR-2026-AVI-1390 — Multiples vulnérabilités dans Tenable Network Monitor · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1385 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*< 2.15.4
Affected products
| Product | Versions |
|---|---|
| xmlsoft · libxml2 | affected 0 < 2.15.4 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |