CVE-2025-8902
Description
The Widget Options - Extended plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'do_sidebar' shortcode in all versions up to, and including, 5.2.1 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Stored XSS in WordPress Widget Options plugin allows contributor+ users to inject scripts via do_sidebar shortcode.
The Widget Options - Extended plugin for WordPress contains a stored cross-site scripting (XSS) vulnerability in its 'do_sidebar' shortcode. The vulnerability arises from insufficient input sanitization and output escaping on user-supplied attributes, allowing malicious script injection.
Exploitation requires an authenticated user with at least contributor-level access. The attacker can inject arbitrary web scripts via the shortcode attributes, which will execute whenever a user views the affected page. No additional privileges are needed beyond contributor access.
Successful exploitation enables an attacker to execute arbitrary JavaScript in the context of the victim's browser, potentially stealing session cookies, performing actions on behalf of the victim, or defacing the site.
The vulnerability affects all versions up to and including 5.2.1. It has been patched in version 5.2.3, as noted in the plugin's changelog [1]. Users are strongly advised to update to the latest version.
[1]: https://widget-options.com/changelog/
AI Insight generated on May 19, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
1- Range: <= 5.2.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2News mentions
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