Reference page — cumulative record through Saturday, October 3, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-89000
Unknown WPeMatico RSS Feed Fetcher — WPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ SSRF via Campaign Run
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L H N C L N N 4.1 .0018 6.7 —
AFFECTED
Product Versions Fixed
WPeMatico RSS Feed Fetcher unspecified —
TIMELINE
Sep 10 Reserved by WPScan
Sep 27 Published (CNA: WPScan)
Sep 28 EXPLOIT PUBLISHED — CVE-2026-89000 (Unknown WPeMatico RSS Feed Fetcher). Public exploit reference added.
Description
The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not perform a capability check or validate the destination of a user-supplied feed URL before fetching it server-side, allowing users with contributor-level access and above to make the server issue requests to internal-only resources and read the responses back.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| September 10, 2026 | Reserved | Reserved by WPScan |
| September 27, 2026 | Published | Published (CNA: WPScan) |
| September 28, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-89000 (Unknown WPeMatico RSS Feed Fetcher). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| Unknown | WPeMatico RSS Feed Fetcher | — | — | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-89000 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Saturday, October 3, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
