medium4.8
CVE-2026-86824
The Newsletter WordPress plugin before 9.3.8 does not generate its email tracking signing key with sufficient entropy and signs its tracking links with an unke…
Impact
The Newsletter WordPress plugin before 9.3.8 does not generate its email tracking signing key with sufficient entropy and signs its tracking links with an unkeyed hash, allowing an unauthenticated attacker who recovers that key offline to forge tracking links, obtain any subscriber's session token, and read and modify that subscriber's stored personal data.
Affected products
| Product | Affected versions |
|---|---|
| Newsletter WordPress Plugin | before 9.3.8 |
Versions were read from the advisory text. No structured product data has been published for this record yet.