CVE-2011-4957

MediumCVSS 5.0/10Last modified Jun 16, 2026

Description

The make_clickable function in wp-includes/formatting.php in WordPress before 3.1.1 does not properly check URLs before passing them to the PCRE library, which allows remote attackers to cause a denial of service (crash) via a comment with a crafted URL that triggers many recursive calls.

Metrics

CVSS 2.0 5.0/10AV:N/AC:L/Au:N/C:N/I:N/A:P

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published: Jun 27, 2012
Last modified: Jun 16, 2026
NVD status: Modified

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