CVE-2026-32778

MEDIUM EPSS 3.9%
Published Mar 16, 20263mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Mar 16, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

Description

libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memory condition.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
3.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
libexpat_projectlibexpat* <2.7.5

References 2

  • github.com https://github.com/libexpat/libexpat/pull/1159
    Issue TrackingPatch
  • github.com https://github.com/libexpat/libexpat/pull/1163
    Issue TrackingPatch

Remediation

  • github.com https://github.com/libexpat/libexpat/pull/1159
    Issue TrackingPatch
  • github.com https://github.com/libexpat/libexpat/pull/1163
    Issue TrackingPatch