CVE-2026-15386
Meow Gallery < 5.5.2 - Author+ Stored XSS via Attachment Alt-Text
- State
- Published
- Severity
- 5.4 Medium
- Published
- Aug 7, 2026
- Updated
- Aug 7, 2026
- Reserved
- Jul 10, 2026
Description
The Meow Gallery WordPress plugin before 5.5.2 does not escape an attachment's alt text before outputting it into an attribute of the link it builds for linked galleries, allowing users with the Author role or above to store a JavaScript payload that executes in the browser of any visitor (including administrators) who views a post containing such a gallery.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N | CISA-ADP |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Meow GalleryUnknown |
|
References
- https://wpscan.com/vulnerability/f76518ec-3abb-4b3c-b592-f5e24059304b/exploitvdb-entrytechnical-description
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