CVE-2026-4032: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in kpumuk CodeColorer
The CodeColorer plugin for WordPress versions up to 0. 10. 1 contains a stored cross-site scripting (XSS) vulnerability via the 'class' parameter in the 'cc' comment shortcode. This vulnerability arises from insufficient input sanitization and output escaping, allowing unauthenticated attackers to inject arbitrary scripts that execute when users view the affected pages. Exploitation requires that comments are enabled on the target post and guest comments are allowed. The vulnerability has a CVSS score of 6. 1, indicating medium severity. No official patch or remediation guidance is currently available from the vendor.
AI Analysis
Technical Summary
CVE-2026-4032 is a stored cross-site scripting vulnerability in the CodeColorer WordPress plugin (versions up to 0.10.1). The issue is due to improper neutralization of input in the 'class' parameter of the 'cc' comment shortcode, which does not properly sanitize or escape user input. This allows unauthenticated attackers to inject malicious scripts into comments that execute in the context of users viewing the affected pages. Successful exploitation depends on comments being enabled and guest comments being allowed on the WordPress site.
Potential Impact
An attacker can inject arbitrary web scripts that execute in the browsers of users who view the compromised pages, potentially leading to session hijacking, defacement, or other client-side attacks. The vulnerability requires no authentication but depends on site configuration allowing comments and guest commenting. There is no indication of known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, administrators should consider disabling comments or guest commenting on posts using the CodeColorer plugin to reduce exposure. Monitoring for updates from the plugin vendor is recommended.
CVE-2026-4032: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in kpumuk CodeColorer
Description
The CodeColorer plugin for WordPress versions up to 0. 10. 1 contains a stored cross-site scripting (XSS) vulnerability via the 'class' parameter in the 'cc' comment shortcode. This vulnerability arises from insufficient input sanitization and output escaping, allowing unauthenticated attackers to inject arbitrary scripts that execute when users view the affected pages. Exploitation requires that comments are enabled on the target post and guest comments are allowed. The vulnerability has a CVSS score of 6. 1, indicating medium severity. No official patch or remediation guidance is currently available from the vendor.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-4032 is a stored cross-site scripting vulnerability in the CodeColorer WordPress plugin (versions up to 0.10.1). The issue is due to improper neutralization of input in the 'class' parameter of the 'cc' comment shortcode, which does not properly sanitize or escape user input. This allows unauthenticated attackers to inject malicious scripts into comments that execute in the context of users viewing the affected pages. Successful exploitation depends on comments being enabled and guest comments being allowed on the WordPress site.
Potential Impact
An attacker can inject arbitrary web scripts that execute in the browsers of users who view the compromised pages, potentially leading to session hijacking, defacement, or other client-side attacks. The vulnerability requires no authentication but depends on site configuration allowing comments and guest commenting. There is no indication of known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, administrators should consider disabling comments or guest commenting on posts using the CodeColorer plugin to reduce exposure. Monitoring for updates from the plugin vendor is recommended.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-03-12T00:54:16.262Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69e05f2f82d89c981f1f01c7
Added to database: 4/16/2026, 4:01:51 AM
Last enriched: 4/16/2026, 4:16:54 AM
Last updated: 4/16/2026, 6:23:15 AM
Views: 8
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