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CVE-2026-32778

2.9 · LOW

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

Published Mar 16, 2026CWE-476EPSS 0.17%

Overview

CVE-2026-32778 is a low-severity vulnerability. It was published on March 16, 2026 and has a CVSS 3.1 base score of 2.9 (LOW).

This vulnerability has a CVSS 3.1 base score of 2.9, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

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

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/libexpat/libexpat/pull/1159GitHubgithub.com/libexpat/libexpat/pull/1163Refcert-portal.siemens.com/productcert/html/ssa-082556.html

How CyberStrike helps

Frequently asked questions

What is CVE-2026-32778?

CVE-2026-32778 is a low-severity vulnerability. It was published on March 16, 2026 and has a CVSS 3.1 base score of 2.9 (LOW).

How severe is CVE-2026-32778?

This vulnerability has a CVSS 3.1 base score of 2.9, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-32778?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-32778?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-32778 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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