What is CVE-2011-5191?

CVE-2011-5191 is a vulnerability in Blairwilliams Pretty Link Lite Plugin, classified under Cross-site Scripting. Published 2012-09-23.

Is CVE-2011-5191 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Blairwilliams Pretty Link Lite Plugin

CVE-2011-5191

Cross-site scripting (XSS) vulnerability in pretty-bar.php in Pretty Link Lite plugin before 1.5.4 for WordPress allows remote attackers to inject arbitrary web script or HTML via the slug parameter, a different vulnerability than CVE-2011-5192.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2012-09-23 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.017 (75.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Blairwilliams Pretty Link Lite Plugin — versions 1.4.12, 1.4.13, 1.4.14
WordPress

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

wordpress.org/extend/plugins/pretty-link/changelog/ (Vendor Advisory)
plugins.trac.wordpress.org/changeset/473693/pretty-link (Exploit, Patch)

Frequently asked questions

What is CVE-2011-5191?: CVE-2011-5191 is a vulnerability in Blairwilliams Pretty Link Lite Plugin, classified under Cross-site Scripting. Published 2012-09-23.
Is CVE-2011-5191 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.