Skip to main content
CVE-2026-32776VulnerabilityPublished Updated

SUSE · Security update for expat

Affects SUSESource GCVE Database

0
Compare

Mentioned vulnerabilities

Authoritative record:CVE-2026-32776· Medium 4.0

Not known to be exploited · CVSS 4.0 Medium : upgrade SUSE libexpat to 2.7.5 when convenient.

Data as of 31 Oct 2026, 08:20 UTC

CVSS 3.1 base score
4.0Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 5% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.7.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 16 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.

What to do

Upgrade libexpat and libexpat/libexpat to 2.7.5.

Affected software

ProductAffectedFixed in
libexpat projectlibexpatAffected
  • <2.7.5
Fixed in
  • 2.7.5
GitHublibexpat/libexpatpkg:github/libexpat/libexpatOther threatsAffected
  • <2.7.5
Fixed in
  • 2.7.5

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Until official fixes are confirmed and applied, consider limiting exposure to untrusted XML inputs processed by expat.

Description

This security update for the expat XML parsing library addresses three vulnerabilities that can cause application crashes or denial of service. The issues include a NULL pointer dereference when processing empty external parameter entities, a denial of service from an infinite loop in DTD content parsing, and a NULL pointer dereference in the setContext function after an out-of-memory condition. These vulnerabilities have been assigned CVE identifiers CVE-2026-32776, CVE-2026-32777, and CVE-2026-32778.

References

Community reviews

Loading reviews…