CVE-2026-116863: critical vulnerability in Tribulant Software Newsletters
WordPress Newsletters plugin <= 4.18.2 - Cross Site Request Forgery (CSRF) vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.6epss 0.2%
Cross-Site Request Forgery (CSRF) vulnerability in Tribulant Software Newsletters newsletters-lite allows Cross Site Request Forgery.This issue affects Newsletters: from n/a through 4.18.2.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected products
Tribulant Software · NewslettersRelated CVEs — Tribulant Software Newsletters
In the same product, most dangerous first.
CVE-2025-54034HIGHWordPress Newsletters plugin <= 4.10 - Local File Inclusion vulnerabilityEPSS 0.6%CVE-2025-30921HIGHWordPress Newsletters plugin <= 4.9.9.7 - SQL Injection vulnerabilityEPSS 0.5%CVE-2025-67911CRITICALWordPress Newsletters plugin <= 4.11 - PHP Object Injection vulnerabilityEPSS 0.5%CVE-2026-94075CRITICALWordPress Newsletters plugin <= 4.18.1 - PHP Object Injection vulnerabilityEPSS 0.4%CVE-2026-66619HIGHWordPress Newsletters plugin <= 4.18 - SQL Injection vulnerabilityEPSS 0.4%CVE-2026-111402CRITICALWordPress Newsletters plugin <= 4.18.1 - SQL Injection vulnerabilityEPSS 0.3%