CVE-2026-89001: medium-severity vulnerability in WPeMatico RSS Feed Fetcher
WPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ Post Publication and Author Spoofing via Campaign Settings
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 4.9epss 0.2%
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:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Affected products
Unknown · WPeMatico RSS Feed Fetcherpublic PoCs found — 1
cve_referencewpscan.com/vulnerability/829bfdc3-7a15-4d6a-9782-72d34fd114b7/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — WPeMatico RSS Feed Fetcher
In the same product, most dangerous first.
CVE-2021-24793—WPeMatico RSS Feed Fetcher < 2.6.12 - Admin+ Stored Cross-Site ScriptingEPSS 0.6%CVE-2025-13031MEDIUMWPeMatico RSS Feed Fetcher < 2.8.13 - Contributor+ Stored XSSEPSS 0.3%CVE-2026-89006MEDIUMWPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ Stored XSS via Feed ImportEPSS 0.2%CVE-2026-89005MEDIUMWPeMatico RSS Feed Fetcher < 2.8.26 - Contributor+ Stored XSS via Word to CategoryEPSS 0.2%CVE-2026-89002MEDIUMWPeMatico RSS Feed Fetcher < 2.8.26 - Contributor+ Stored XSS via Campaign Item PreviewEPSS 0.2%CVE-2026-89004LOWWPeMatico RSS Feed Fetcher < 2.8.26 - Contributor+ Campaign Configuration and Log Disclosure via IDOREPSS 0.2%