CVE-2021-27182 is an IFRAME injection vulnerability in the Webmail (WorldClient) component of MDaemon before version 20.0.4. This high-severity flaw, with a CVSS score of 8.8, allows an attacker to execute arbitrary actions with the privileges of an affected user simply by sending a malicious email. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there's minimal community discussion, the potential for complete compromise of user accounts makes this a significant risk. There is no evidence of active exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 20.0.4CPE matchmatch criteria | cpe:2.3:a:altn:mdaemon:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.