medium6.5
CVE-2026-78146
The Simple Newsletter Plugin WordPress plugin before 4.3.3 does not verify that the requester is the subscriber named in a public request before rendering that…
Impact
The Simple Newsletter Plugin WordPress plugin before 4.3.3 does not verify that the requester is the subscriber named in a public request before rendering that subscriber's stored details, allowing unauthenticated users to disclose a subscriber's personal data along with the key that authorises changes to their record.
Affected products
| Product | Affected versions |
|---|---|
| Simple Newsletter Plugin WordPress Plugin | before 4.3.3 |
Versions were read from the advisory text. No structured product data has been published for this record yet.