Auth bypass in Photo Engine (Media Organizer & Lightroom)

CVE-2026-115259

The Photo Engine (Media Organizer & Lightroom) WordPress plugin before 6.6.0 does not have proper authorization checks when updating post data through one of its REST API routes in all versions up to, and including, 6.5.8. This makes it possible for authenticated attackers, with Author-level access and above, to modify the title, content, excerpt and other fields of arbitrary posts, pages and attachments, including those belonging to other users.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 2.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

  • Photo Engine (Media Organizer & Lightroom)

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-115259?
CVE-2026-115259 is a medium-severity vulnerability in Photo Engine (Media Organizer & Lightroom), classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.9/10. Published 2026-10-29.
How severe is CVE-2026-115259?
Medium severity. CVSS v3 base score is 4.9 out of 10.