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.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-2670-1 wordpress security update
EUVD EUVD EUVD-2011-4864 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-09-17T03:44:06.481Z

Reserved: 2011-12-23T00:00:00Z

Link: CVE-2011-4957

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-06-27T21:55:02.360

Modified: 2025-04-11T00:51:21.963

Link: CVE-2011-4957

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses