CVE-2026-86142
In libxml2 before 2.15.4, there is a heap-based buffer overflow in xmlXPtrEvalXPtrPart because of xmlXPtrEval xpointer length saturation.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.9
- CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
- EPSS probability
- 0.13%
- CWE
- CWE-122
- Published
- 2026-09-05
- Last modified
- 2026-09-05
Affected products
- xmlsoft libxml2
Weakness type
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