medium5.4
CVE-2026-17522
The Newsletters WordPress plugin before 4.17 does not perform any nonce or capability check when saving one of its settings screens, and writes every submitted…
Impact
The Newsletters WordPress plugin before 4.17 does not perform any nonce or capability check when saving one of its settings screens, and writes every submitted parameter into its own options, allowing attackers to make a logged in administrator overwrite arbitrary Newsletters WordPress plugin before 4.17 settings, including the credential protecting its API, via a Cross-Site Request Forgery attack.
Affected products
| Product | Affected versions |
|---|---|
| Newsletters WordPress Plugin | before 4.17 |
Versions were read from the advisory text. No structured product data has been published for this record yet.