CVE-2026-51144: Soliton Systems MailZen Management Portal · Cross-site Scripting
Source CVE Database V5
Not known to be exploited · CVSS 6.1 Medium.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 30% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 4 Aug 2026
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
AI-suggested
Until an official fix is available, users should exercise caution when handling input in the affected fields and consider applying any available input validation or filtering controls as a temporary mitigation.
Description
A Cross Site Scripting (XSS) vulnerability exists in Soliton Systems MailZen Management Portal versions 2.62 and 2.63. This vulnerability allows a remote attacker to execute arbitrary code by injecting malicious input into the Role Name, First Name, Last Name, and Username fields. The vulnerability has a medium severity with a CVSS score of 6.1. No official patch or remediation guidance is currently available.