CVE-2016-7414: PHP

Critical severity, CVSS 9.8. EPSS: 6.8% chance of exploitation in the next 30 days.

The ZIP signature-verification feature in PHP before 5.6.26 and 7.x before 7.0.11 does not ensure that the uncompressed_filesize field is large enough, which allows remote attackers to cause a denial of service (out-of-bounds memory access) or possibly have unspecified other impact via a crafted PHAR archive, related to ext/phar/util.c and ext/phar/zip.c.

Affected products

• PHP PHP: up to and including 5.6.25; version 7.0.0 only; version 7.0.1 only; version 7.0.2 only; version 7.0.3 only; version 7.0.4 only; …

Published 2016-09-17. Last modified 2026-06-17.