Reflected Cross-Site Scripting Vulnerability in Subitem AL Slider by WordPress
CVE-2026-1634

6.1MEDIUM

Key Information:

Vendor

WordPress
Status
Subitem Al Slider
Vendor
CVE Published:
7 February 2026

What is CVE-2026-1634?

The Subitem AL Slider plugin for WordPress exhibits a vulnerability that allows reflected cross-site scripting through the $_SERVER['PHP_SELF'] parameter. This issue arises from inadequate input sanitization and output escaping mechanisms. Consequently, unauthenticated attackers can exploit this flaw to inject malicious scripts into pages, potentially leading to unauthorized actions if users are lured into clicking a crafty link.

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Affected Version(s)

Subitem AL Slider * <= 1.0.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://wordpress.org/plugins/subitem-al-slider/
https://plugins.trac.wordpress.org/browser/subitem-al-sli...

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Abdulsamad Yusuf
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