WordPress security changelog
HIGH
CVE-2026-39559
Deferred
Uppercase: Filesystem traversal
Uppercase is affected by filesystem traversal. The vulnerable path is reachable without authentication. A crafted path can escape the intended directory and reach files or directories elsewhere on the server. The published affected range is n/a to < 1.2.2.
CVE / CNA score
8.1
CVSS 3.1 · audit@patchstack.com
NVD score
Pending
NVD has not published its own CVSS assessment.
- Component
- Uppercase
- Plugin slug
uppercase- Affected
- n/a to < 1.2.2
- Safe version
1.2.2- Published
- Jun 17, 2026
This CVE was published Jun 17, 2026 and is one of 1 known issue for this theme.
What to do
Patch or disable the affected component.
Update Uppercase to 1.2.2 or later, or disable and remove it until a fixed version is available.
Source record
Technical description
Unauthenticated Local File Inclusion in Uppercase < 1.2.2 versions.
CVE / CNA vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References