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PHP CVEs

Vulnerabilities in the PHP language itself, and which PHP versions they affect.

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CVE-2007-1521

MEDIUM 6.8 CVSS 2.0
Published
March 20, 2007
Last modified
June 16, 2026
NVD status
Modified
Reported by
cve@mitre.org
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P

Description

Double free vulnerability in PHP before 4.4.7, and 5.x before 5.2.2, allows context-dependent attackers to execute arbitrary code by interrupting the session_regenerate_id function, as demonstrated by calling a userspace error handler or triggering a memory limit violation.

Affected products and versions

  • PHP — Up to and including 5.2.1

References