CVE-2026-123620
7.5 HIGHpublic exploit availablePublished 2026-11-06 · Updated 2026-11-09
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
Usermin through 2.570 contains an OS command injection vulnerability in the Read Mail module that allows authenticated users to execute commands through unsanitized IMAP folder names. Attackers can create a folder containing shell metacharacters via an external IMAP client, then delete it in Usermin to run commands as their system account, bypassing webmail-only restrictions.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-78
Public exploit & PoC references
All references
- https://github.com/webmin/usermin
- https://github.com/webmin/usermin/blob/2.570/mailbox/mailbox-lib.pl#L1031-L1040
- https://github.com/webmin/usermin/commit/8a45420282ff04c943f05d9241a3c55afb9bca79
- https://github.com/webmin/usermin/issues/142
- https://hackmd.io/@leediay/H144QKY6zl
- https://www.vulncheck.com/advisories/usermin-through-2.570-os-command-injection-via-read-mail-imap-folder-deletion
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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