Quick answers
- Is CVE-2026-89003 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-89003 being exploited in the wild.
- How severe is CVE-2026-89003?
- Informational severity, published 27 September 2026.
- Which products and versions are affected?
- WPeMatico RSS Feed Fetcher before 2.8.27.
- Is there a fix for CVE-2026-89003?
- A patch was published on 2026-09-27: Version 2.8.27 released Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-89003 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-89003?
- Check whether you run WPeMatico RSS Feed Fetcher at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The plugin fails to check user capabilities before processing user-supplied URLs in the campaign preview function, leading to server-side request forgery (SSRF). Contributors and above can trigger requests to internal hosts and read the responses, bypassing network isolation. The vulnerability is fixed in version 2.8.27.
Affected products
- wpematico WPeMatico RSS Feed Fetcher before 2.8.27
Timeline
- 2026-09-25: disclosed
- 2026-09-27: patched: Version 2.8.27 released