CVE-2026-81153 Details
Description
The Robo Gallery WordPress plugin before 5.2.6 does not sanitise and escape some of its image settings before outputting them in a gallery page, allowing users with the Author role and above to perform Stored Cross-Site Scripting attacks that execute in the browser of any visitor viewing the gallery, including administrators, even where the unfiltered_html capability is disallowed such as on multisite.
A stored cross-site scripting vulnerability has been identified in the Robo Gallery WordPress plugin, affecting versions prior to 5.2.6. The issue arises because the plugin fails to properly sanitize and escape certain image settings before displaying them on gallery pages. This flaw allows users with the Author role and above to inject malicious scripts that are executed in the browsers of visitors viewing the gallery, including administrators. This vulnerability is particularly concerning on multisite installations, where the unfiltered_html capability is restricted.
Users are advised to update the Robo Gallery WordPress plugin to version 5.2.6 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 11, 2026CISA-ADP
Assessed Oct 11, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://wpscan.com/vulnerability/3bf12831-e386-4a69-857b-3dda05ee0bce/ | [email protected] | AdvisoryExploitRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| Robo Gallery | < 5.2.6 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 11, 2026 | CVE Modified | CISA-ADP |
| Oct 11, 2026 | New CVE Received | [email protected] |
Volerion