CVE-2026-86141
CVSS Score
2.9
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-252 |
| Vendor | xmlsoft |
| Product | libxml2 |
| Published | Sep 5, 2026 |
| Last Updated | Sep 9, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
xmlsoft / libxml2
0 < 2.15.4