CVE-2026-15386

MediumCVSS 5.4/10Last modified Aug 26, 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.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 7, 2026
Last modified
Aug 26, 2026
NVD status
Deferred

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CVE-2026-15386: Medium severity, CVSS 5.4 | Vulnix