CVE-2026-5717

EUVD-2026-22847 MEDIUM

2026-04-15 Wordfence

WordPress XSS

6.4

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Apr 15, 2026 - 08:36 vuln.today

DescriptionNVD

The VI: Include Post By plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'class_container' attribute of the 'include-post-by-cat' shortcode in all versions up to, and including, 0.4.200706 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

AnalysisAI

Stored Cross-Site Scripting in VI: Include Post By WordPress plugin up to version 0.4.200706 allows authenticated contributors and above to inject arbitrary JavaScript via the 'class_container' shortcode attribute, which executes in the browsers of any user viewing affected pages. The vulnerability stems from insufficient input sanitization and output escaping on user-supplied shortcode parameters. …

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-2026-5717 vulnerability details – vuln.today

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