CVE-2025-50056: rsjoomla.com RSMail! component for Joomla · Cross-site Scripting
Affects rsjoomla.com RSMail! component for JoomlaSource CVE Database V5
Not known to be exploited · CVSS 5.1 Medium.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 38% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 18 Jul 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| rsjoomla.com RSMail! component for Joomla | Affected
| Fixed in– |
AI-suggested
European organizations should prioritize updating the RSMail! component to a version beyond 1.22.28 once patches are released by rsjoomla.com. Until official patches are available, implementing Web Application Firewall (WAF) rules to detect and block suspicious input patterns targeting the vulnerable parameters can reduce risk. Input validation and output encoding should be enforced at the application level, ensuring all user-supplied data is properly sanitized before rendering. Organizations should conduct thorough security testing of their Joomla installations, including penetration testing focused on XSS vectors. Additionally, educating users about the risks of clicking on suspicious links and employing Content Security Policy (CSP) headers can mitigate the impact of potential XSS payloads. Monitoring web logs for unusual request patterns and anomalous user behavior can help detect exploitation attempts early. Finally, maintaining regular backups and incident response plans tailored to web application attacks will improve resilience.
Description
A reflected XSS vulnerability in RSMail! component 1.19.20 - 1.22.26 28 Joomla was discovered. The issue allows remote attackers to inject arbitrary web script or HTML via the crafted parameter.