CVE-2021-25808

Name: CVE-2021-25808
Creator: NVD / NIST
Published: 2021-07-23T20:15:08.08+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.21%

Last modified Jun 17, 2026

CVE-2021-25808 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A code injection vulnerability in backup/plugin.php of Bludit 3.13.1 allows attackers to execute arbitrary code via a crafted ZIP file.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.

Description

A code injection vulnerability in backup/plugin.php of Bludit 3.13.1 allows attackers to execute arbitrary code via a crafted ZIP file.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.21%

64.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Bludit	Bludit	3.13.1

References

https://github.com/bludit/bludit/issues/1298Exploit, Third Party Advisory
https://github.com/bludit/bludit/issues/1298Exploit, Third Party Advisory

Timeline

Published: Jul 23, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-25808?

A code injection vulnerability in backup/plugin.php of Bludit 3.13.1 allows attackers to execute arbitrary code via a crafted ZIP file.

How severe is CVE-2021-25808?

CVE-2021-25808 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.

How do I fix CVE-2021-25808?

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-2021-25808?

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

Scan your code now

Source: NVD / NIST