CVE-2026-56408

ADVISORY - debian

Summary

libexpat before 2.8.2 has an integer overflow in copyString.

expat 2.8.2-1 (bug https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1140557) Fixed by: https://github.com/libexpat/libexpat/commit/16e2efd867ea8567ffa012210b52ef5918e20817

EPSS Score⁠: 0.00102 (0.012)

Common Weakness Enumeration (CWE)

Impacted images

Advisories

Alpine

CREATED

4 days ago

UPDATED

1 day ago

ADVISORY IDCVE-2026-56408⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

RATING UNAVAILABLE FROM ADVISORY

Debian

CREATED

8 days ago

UPDATED

3 days ago

ADVISORY IDCVE-2026-56408⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

RATING UNAVAILABLE FROM ADVISORY

Ubuntu

CREATED

8 days ago

UPDATED

6 days ago

ADVISORY IDCVE-2026-56408⁠

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Amedium

Chainguard

CREATED

5 days ago

UPDATED

5 days ago

ADVISORY ID

CGA-872m-7xj4-h457

EXPLOITABILITY SCORE

EXPLOITS FOUND

COMMON WEAKNESS ENUMERATION (CWE)-

RATING UNAVAILABLE FROM ADVISORY