CVE-2026-115225

Smart Popup by Supsystic < 2.0.2 - Unauthenticated SSRF via MailChimp Groups Lookup

Published Oct 28, 2026 CVSS 3.1 · 5.8 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N'}

Type Values Removed Values Added
Weaknesses CWE-918
Type Values Removed Values Added
Description 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.
Title Smart Popup by Supsystic < 2.0.2 - Unauthenticated SSRF via MailChimp Groups Lookup
References

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Oct 28, 2026, 5:58 PM
Reserved
Oct 22, 2026, 7:52 AM
Status
Deferred
Published
Oct 28, 2026, 6:16 AM
Modified
Oct 28, 2026, 6:17 PM