CVE-2016-9969: Webmproject Libwebp

High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days.

In libwebp 0.5.1, there is a double free bug in libwebpmux.

Affected products

• Webmproject Libwebp: version 0.5.1 only

Published 2019-05-23. Last modified 2026-06-17.