Medium severity · published Sep 27, 2026
CVE-2026-89001
WPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ Post Publication and Author Spoofing via Campaign Settings
4.9
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WR
WPeMatico RSS Feed Fetcher ·
before 2.8.27 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-89001
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-89001
exploit
https://wpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7/
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