The Customer Engagement System WordPress plugin before 2.0.2 does not restrict access to its MailChimp interest-group lookup or validate the API key supplied to it, allowing unauthenticated users to make the server open connections to arbitrary internal hosts and ports and infer from response timing which ones are reachable.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 8
- CwesCWE-918NVD modified 2026-10-28 18:17
- StatusPublished → DeferredNVD modified 2026-10-28 18:17
- CVSS5.8 (v3.1, CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N)NVD modified 2026-10-28 18:17
- StatusDeferred → PublishedNVD modified 2026-10-28 06:00
- StatusPublished → DeferredNVD modified 2026-10-28 14:36
- StatusReceived → PublishedNVD modified 2026-10-28 06:00
- StatusPublished → ReceivedNVD modified 2026-10-28 06:16
- First seenunscored · unknownNVD modified 2026-10-28 06:00
Affected (CPE criteria) 0
NVD has not attached CPE configurations yet.