CVE-2026-89003 json
WPeMatico RSS Feed Fetcher < 2.8.27 - Contributor+ SSRF via Campaign Preview
published 2026-09-27 43 d ago modified 2026-09-28 41 d ago also EUVD-2026-87894
- cvss
- 4.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 6%
- public exploits
- 0
- none known
Summary
The WPeMatico RSS Feed Fetcher WordPress plugin before 2.8.27 does not perform a capability check before fetching a user-supplied URL and rendering the response, allowing users with contributor-level access and above to force the server to issue requests to internal-only hosts and read the responses back.
Patch / fix
- Unknown WPeMatico RSS Feed Fetcher 2.8.27
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 42 d ago
Exploit prediction
0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/9b891cf0-c663-48ae-adf4-4693b46d0529/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 4.1 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N |
| CNA | 3.1 | 4.1 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N |
Affected products
- Unknown WPeMatico RSS Feed Fetcher
Classification
- Weakness
-
- CWE-918 Server-Side Request Forgery
- Technology feeds
References
-
wpscan.com
/vulnerability/9b891cf0-c663-48ae-adf4-4693b46d0529/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-89003
- NVD CVE-2026-89003
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.