Vulnerability · Published Aug 26, 2026 · Assigned by WPScan
CVE-2026-78146Noptin < 4.3.3 - Unauthenticated Subscriber PII and confirm_key Disclosure via Actions Page
Medium 6.5
In plain English
A medium-severity information exposure in Simple Newsletter Plugin from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.3%top 77.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Simple Newsletter Plugin | 4.0.0 – before 4.3.3 |
Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
References
- https://wpscan.com/vulnerability/dd6e7f9c-b986-4bb7-afb4-530a8b149605/ exploit, vdb-entry, technical-description