CVE-2026-15386Meow Gallery < 5.5.2 - Author+ Stored XSS via Attachment Alt-Text
Updated under an hour ago ()
Does this affect you?
It affects Unknown Meow Gallery. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.4 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Aug 7, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown Meow Gallery unknown:meow_gallery (from the name) | before 5.5.2 | CNA record |
References
- https://wpscan.com/vulnerability/f76518ec-3abb-4b3c-b592-f5e24059304b/exploit, vdb-entry, technical-description
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.