CVE-2026-1099
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Lifecycle Timeline
2Description
The Administrative Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'login' and 'logout' shortcode attributes in all versions up to, and including, 0.3.4 due to insufficient input sanitization and output escaping. 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.
Analysis
Stored cross-site scripting in WordPress Administrative Shortcodes plugin through version 0.3.4 allows authenticated contributors and higher-privileged users to inject malicious scripts into pages via insufficiently sanitized shortcode attributes, executing arbitrary code when other users visit affected pages. The vulnerability requires user interaction and authenticated access but can impact site visitors through persistent payload injection. …
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Remediation
Within 30 days: Identify affected systems running all and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.
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External POC / Exploit Code
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