CVE-2014-5345

Disqus Comment System < 2.76 - Cross-Site Scripting via Upgrade Step Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2014-5345.

AI-analyzed exploit summary This is a functional proof-of-concept for a CSRF and stored XSS vulnerability in the Disqus for WordPress plugin up to version 2.7.5. The exploit uses a hidden form with malicious input to trigger the vulnerability when loaded.

Description

Cross-site scripting (XSS) vulnerability in upgrade.php in the Disqus Comment System plugin before 2.76 for WordPress allows remote attackers to inject arbitrary web script or HTML via the step parameter.

Exploits (1)

exploitdb WORKING POC
htmlwebappsphp
https://www.exploit-db.com/exploits/34336

This is a functional proof-of-concept for a CSRF and stored XSS vulnerability in the Disqus for WordPress plugin up to version 2.7.5. The exploit uses a hidden form with malicious input to trigger the vulnerability when loaded.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Disqus for WordPress plugin v2.7.5 and below
No auth needed
Prerequisites: Victim must visit the malicious page while logged into WordPress as an admin
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (5)

Core 5
Core References
Mailing List mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2014/Aug/35
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/69205

Scores

EPSS 0.0229
EPSS Percentile 85.1%

Details

CWE
CWE-79
Status published
Products (32)
disqus/disqus_comment_system 2.40
disqus/disqus_comment_system 2.41
disqus/disqus_comment_system 2.42
disqus/disqus_comment_system 2.43
disqus/disqus_comment_system 2.44
disqus/disqus_comment_system 2.45
disqus/disqus_comment_system 2.46
disqus/disqus_comment_system 2.47
disqus/disqus_comment_system 2.48
disqus/disqus_comment_system 2.49
... and 22 more
Published Aug 19, 2014
Tracked Since Feb 18, 2026