CVE-2026-89001

WPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ Post Publication and Author Spoofing via Campaign Settings

The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not verify that a user running a feed campaign is permitted to publish content or to attribute posts to another account, allowing users with contributor-level access and above to publish posts live and set any registered user, including an administrator, as the post author.

Affected

WPeMatico RSS Feed Fetcher

CVSS v3.1 CNA

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

EPSS

0.19% chance of exploitation in the next 30 days, 8th percentile

Published

2026-09-27

Updated

2026-09-28

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7/

References

• CVE Record
• NVD entry