CVE-2011-5257

Name: CVE-2011-5257
Creator: NVD / NIST
Published: 2013-02-12T20:55:01.87+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.79%

Last modified Jun 16, 2026

CVE-2011-5257 is a vulnerability of currently unknown severity. Multiple cross-site scripting (XSS) vulnerabilities in the Classipress theme before 3.1.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) twitter_id parameter related to the Twitter widget and (2) facebook_id parameter related to the Facebook widget.. EPSS estimates a 3.79% chance of exploitation in the next 30 days.

Description

Multiple cross-site scripting (XSS) vulnerabilities in the Classipress theme before 3.1.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) twitter_id parameter related to the Twitter widget and (2) facebook_id parameter related to the Facebook widget.

Metrics

EPSS Probability

3.79%

88.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Appthemes	Classipress	<= 3.1.4
Appthemes	Classipress	3.0.5.2
Appthemes	Classipress	3.0.5.3
Appthemes	Classipress	3.1.3
Appthemes	Classipress	3.1.5

References

http://docs.appthemes.com/classipress/classipress-version-3-1-5/Vendor Advisory
http://secunia.com/advisories/46658Vendor Advisory
http://www.exploit-db.com/exploits/18053Exploit
http://www.osvdb.org/76712
http://docs.appthemes.com/classipress/classipress-version-3-1-5/Vendor Advisory
http://secunia.com/advisories/46658Vendor Advisory
http://www.exploit-db.com/exploits/18053Exploit
http://www.osvdb.org/76712

Timeline

Published: Feb 12, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-5257?

How severe is CVE-2011-5257?

Severity scoring for CVE-2011-5257 is pending analysis. The EPSS model estimates a 3.79% probability of exploitation in the next 30 days.

How do I fix CVE-2011-5257?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-5257?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST