What is CVE-2026-32778?

CVE-2026-32778 is a security advisory published by Microsoft Security Response Center (MSRC) with Low severity. libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memory condition.

Which CVE IDs does CVE-2026-32778 cover?

CVE-2026-32778 covers the following CVE IDs: CVE-2026-32778. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-32778?

CVE-2026-32778 has a CVSS v3 base score of 2.9, published by Microsoft Security Response Center (MSRC).

CVE-2026-32778LowCVSS 2.9

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

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-32778 →