Description
The CodeColorer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'class' parameter in 'cc' comment shortcode in versions up to, and including, 0.10.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires comments to be enabled on the target post and guest comments to be allowed.
Published: 2026-04-16
Score: 6.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Stored Cross-Site Scripting
Action: Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 16 Apr 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 16 Apr 2026 09:30:00 +0000

Type Values Removed Values Added
First Time appeared Kpumuk
Kpumuk codecolorer
Wordpress
Wordpress wordpress
Vendors & Products Kpumuk
Kpumuk codecolorer
Wordpress
Wordpress wordpress

Thu, 16 Apr 2026 04:00:00 +0000

Type Values Removed Values Added
Description The CodeColorer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'class' parameter in 'cc' comment shortcode in versions up to, and including, 0.10.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires comments to be enabled on the target post and guest comments to be allowed.
Title CodeColorer <= 0.10.1 - Unauthenticated Stored Cross-Site Scripting via 'class' attribute in 'cc' Comment Shortcode
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}


Subscriptions

Kpumuk Codecolorer
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-04-16T13:01:34.884Z

Reserved: 2026-03-12T00:54:16.262Z

Link: CVE-2026-4032

cve-icon Vulnrichment

Updated: 2026-04-16T13:01:31.454Z

cve-icon NVD

Status : Deferred

Published: 2026-04-16T04:17:10.890

Modified: 2026-04-22T20:23:16.350

Link: CVE-2026-4032

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-16T09:11:57Z

Weaknesses