CVE-2026-32776

CWE-476 — NULL Pointer Dereference8 documents8 sources
Severity
5.5MEDIUM
EPSS
0.0%
top 97.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Libexpat Project Libexpat
Timeline
PublishedMar 16

Description

libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LExploitability: 2.5 | Impact: 1.4

Affected Packages3 packages

▶CVEListV5libexpat_project/libexpat< 2.7.5
▶Debianexpat< 2.7.5-1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
CVEList
CVE-2026-32776: libexpat before 2↗2026-03-16
▶
GHSA
GHSA-r8fp-cwhw-m8hh: libexpat before 2↗2026-03-16
▶
OSV
CVE-2026-32776: libexpat before 2↗2026-03-16
▶

📋Vendor Advisories

3
Red Hat
libexpat: libexpat: Denial of Service due to NULL pointer dereference↗2026-03-16
▶
Microsoft
CVE-2026-32776: Mariner: Mariner mitre: mitre Customer Action Required: Yes↗2026-03-10
▶
Debian
CVE-2026-32776: expat - libexpat before 2.7.5 allows a NULL pointer dereference with empty external para...↗2026
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-32776 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶