CVE-2026-16536 — Simple Google Calendar Outlook Events Widget < 3.1.0 - Unauthenticated SSRF via calendar_id

CVE-2026-16536

Simple Google Calendar Outlook Events Widget < 3.1.0 - Unauthenticated SSRF via calendar_id PUBLISHED

Description (CNA)

The Simple Google Calendar Outlook Events Widget WordPress plugin before 3.1.0 does not validate a user-supplied URL before performing a server-side request, allowing unauthenticated attackers to perform Server-Side Request Forgery attacks and, in some cases, read the response of the internal request.

Affected (CNA)

Vendor / product	Versions
Unknown / Simple Google Calendar Outlook Events Widget	affected 0 before 3.1.0

CWE

No CWE identifiers supplied.

References

https://wpscan.com/vulnerability/effa5549-ecfa-45ba-9044-7345d674c2ca/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.