CVE-2026-16268
Newsletters < 4.16 - Unauthenticated Server-Side Request Forgery via SNS Bounce Handler
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
The Newsletters WordPress plugin before 4.16 does not authenticate or validate a bounce-processing request before fetching a user-supplied URL on the server side, allowing unauthenticated attackers to make the site issue requests to arbitrary internal or external hosts.
| Vendor | unknown |
| Product | newsletters |
| Published | Aug 6, 2026 |
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Affected Versions
Unknown / Newsletters
0 < 4.16
References
Credits
Yaswanth Reddy Sunkara WPScan