← Vulnerability feed
Start free
Open in platform
Vulnerability record · CVE-2019-8983 · published 21 February 2019
CVE-2019-8983: Altn mdaemon cross-site scripting vulnerability
Altn · Mdaemon
MDaemon Webmail 14.x through 18.x before 18.5.2 has XSS (issue 1 of 2).
6.1 CVSS 3.0 Medium EPSS 0.79% · top 45.4% CWE-79 · Cross-site scripting
6.1CVSS 3.0 base score, v2 4.3
0.79%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD
Description
MDaemon Webmail 14.x through 18.x before 18.5.2 has XSS (issue 1 of 2).
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected products
1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
| Link | Tags |
|---|---|
| https://www.altn.com/Support/SecurityUpdate/MD021519_MDaemon_EN/ | Vendor Advisory |
| https://www.altn.com/Support/SecurityUpdate/MD021519_MDaemon_EN/ | Vendor Advisory |
Track CVE-2019-8983 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
8.8CVE-2021-27181Altn mdaemon cross-site request forgery vulnerabilityAn issue was discovered in MDaemon before 20.0.4. Remote Administration allows an attacker to perform a fixation of the anti-CSRF token. In order to …EPSS 0.65%8.8CVE-2021-27182Altn mdaemon injection vulnerabilityAn issue was discovered in MDaemon before 20.0.4. There is an IFRAME injection vulnerability in Webmail (aka WorldClient). It can be exploited via an…EPSS 1.6%7.2CVE-2021-27183Altn mdaemon vulnerabilityAn issue was discovered in MDaemon before 20.0.4. Administrators can use Remote Administration to exploit an Arbitrary File Write vulnerability. An a…EPSS 2.7%6.5CVE-2008-1358MDaemon IMAP Server Stack Buffer Overflow via FETCH BODYAlt-N MDaemon 9.6.4 contains a stack-based buffer overflow in its IMAP server, triggered by a FETCH command with an overly long BODY argument. A remo…EPSS 57%analysed6.1CVE-2021-27180Altn mdaemon cross-site scripting vulnerabilityAn issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allo…EPSS 0.93%6.1CVE-2019-8984Altn mdaemon cross-site scripting vulnerabilityMDaemon Webmail 14.x through 18.x before 18.5.2 has XSS (issue 2 of 2).EPSS 0.79%5.4CVE-2022-29975Altn mdaemon cross-site scripting vulnerabilityAn Authenticated Reflected Cross-site scripting at CC Parameter was discovered in MDaemon before 22.0.0 .EPSS 0.49%5.4CVE-2022-29976Altn mdaemon cross-site scripting vulnerabilityAn Authenticated Reflected Cross-site scripting at BCC Parameter was discovered in MDaemon before 22.0.0 .EPSS 0.49%
Source: NIST National Vulnerability Database (record CVE-2019-8983), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.
