CVE-2026-123620: Usermin through 2.570 OS Command Injection via Read Mail IMAP Folder Deletion
webmin · usermin
Vendor fix available · Affected: webmin usermin · Exploitation: possible (1 to 10%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 72% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- webmin · userminup to and including 2.570
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Possible (1 to 10%). EPSS between 1% and 10%.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- webmin
- Published
- November 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-123620 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.