Vulnerability · Published Sep 17, 2026 · Assigned by Patchstack
CVE-2026-66619WordPress Newsletters plugin <= 4.18 - SQL Injection vulnerability
High 7.6
In plain English
A high-severity SQL injection in Newsletters from Tribulant Software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).
Severity (CVSS 3.1)7.6High
Exploit odds (30 days)0.4%top 67.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Administrator SQL Injection in Newsletters <= 4.18 versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Tribulant Software | Newsletters | n/a – through 4.18 |
Weakness: CWE-89 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L