CVE-2021-25857

Name: CVE-2021-25857
Creator: NVD / NIST
Published: 2023-08-11T14:15:12.117+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 0.83%

Last modified Jun 17, 2026

CVE-2021-25857 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. An issue was discovered in pcmt superMicro-CMS version 3.11, allows authenticated attackers to execute arbitrary code via the font_type parameter to setup.php.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

An issue was discovered in pcmt superMicro-CMS version 3.11, allows authenticated attackers to execute arbitrary code via the font_type parameter to setup.php.

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.83%

53.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Supermicro-Cms Project	Supermicro-Cms	3.11

References

https://github.com/pcmt/superMicro-CMS/issues/2Exploit, Issue Tracking
https://github.com/pcmt/superMicro-CMS/issues/2Exploit, Issue Tracking

Timeline

Published: Aug 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-25857?

An issue was discovered in pcmt superMicro-CMS version 3.11, allows authenticated attackers to execute arbitrary code via the font_type parameter to setup.php.

How severe is CVE-2021-25857?

CVE-2021-25857 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.

How do I fix CVE-2021-25857?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-25857?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST