# CVE-2026-86141

## Summary

- **CVE ID:** CVE-2026-86141
- **Severity:** LOW
- **CVSS Score:** 2.9 (CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
- **CWE:** CWE-252
- **Published:** Sep 5, 2026
- **Last Modified:** Sep 9, 2026

## Description

xmlregexp in libxml2 before 2.15.4 has a NULL pointer dereference in xmlRegNewParserCtxt after a strdup failure, i.e., it does not calculate a string length after NULL checking.

## Affected Products

- xmlsoft — libxml2 (0)

## References

- [CNA](https://github.com/GNOME/libxml2/compare/v2.15.3...v2.15.4)
- [CNA](https://github.com/GNOME/libxml2/commit/e89a8aae4c9b40cdafcf66b3f9e57c62db37bb55)
- [CNA](https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1107)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.12%
- **EPSS Percentile:** 1.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._