CVE-2026-75873

Zella Theme < 2.6.3 - Unauthenticated Arbitrary File Upload

The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.

Affected

Zella Theme

CVSS v3.1 CNA

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.57% chance of exploitation in the next 30 days, 46th percentile

Published

2026-09-30

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/15b8a6cb-f89c-4d4d-9812-441e822c647f/

References

• CVE Record
• NVD entry