CVE Catalog

CVE-2026-56408

MediumCVSS 6.9
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.10%

1th percentile — higher than 1% of all known CVEs

Summary

libexpat before version 2.8.2 has an integer overflow in the copyString function.

Risk Assessment

The integer overflow may lead to unexpected application behavior, posing a risk of potential exploitation by attackers.

Recommendation

It is recommended to update the libexpat library to version 2.8.2 or later to mitigate this vulnerability.

Original NVD description (English source)

libexpat before 2.8.2 has an integer overflow in copyString.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS