CVE-2026-76957

ADVISORY - nist

Summary

libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412.

EPSS Score⁠: 0.00108 (0.013)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-416⁠

Use After Free

Impacted images

Advisories

Sign in to Docker Scout

See which of your images are affected by this CVE and how to fix them by signing into Docker Scout.