CVE-2026-86782

Visualizer < 4.0.6 - Contributor+ Arbitrary Post/Page Modification via IDOR

The Visualizer WordPress plugin before 4.0.6 does not properly authorise access to its chart-building actions, allowing users with the Contributor role and above to publish, rename, and overwrite the content of posts and pages they do not own, including other users' private drafts.

Affected

Visualizer

CVSS v3.1 CNA

5.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N

EPSS

0.31% chance of exploitation in the next 30 days, 22nd percentile

Published

2026-09-11

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/ad9909b8-c302-4cb5-bbe7-bff89c64b6ce/

References

• CVE Record
• NVD entry