CVE-2026-2505

EUVD-2026-23672 MEDIUM

2026-04-18 Wordfence

XSS WordPress

5.4

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Apr 18, 2026 - 09:50 vuln.today

DescriptionNVD

The Categories Images plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.3.1, via the 'z_taxonomy_image' shortcode. This is due to the shortcode rendering path passing attacker-controlled class input into a fallback image builder that concatenates HTML attributes without proper escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts that execute when users interact with the injected frontend page via the 'class' shortcode attribute.

AnalysisAI

Stored Cross-Site Scripting in Categories Images WordPress plugin versions up to 3.3.1 allows authenticated contributors and above to inject malicious scripts via the 'class' attribute of the 'z_taxonomy_image' shortcode, which executes in the context of other users viewing the affected page. The vulnerability stems from insufficient HTML escaping in the shortcode's fallback image builder. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-2505 vulnerability details – vuln.today

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