CVE-2007-5116

HighCVSS 7.5/10Last modified Jun 16, 2026

Description

Buffer overflow in the polymorphic opcode support in the Regular Expression Engine (regcomp.c) in Perl 5.8 allows context-dependent attackers to execute arbitrary code by switching from byte to Unicode (UTF) characters in a regular expression.

Metrics

CVSS 2.0 7.5/10AV:N/AC:L/Au:N/C:P/I:P/A:P

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published
Nov 7, 2007
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2007-5116: High severity, CVSS 7.5 | Vulnix