CVE-2021-31737

Name: CVE-2021-31737
Creator: NVD / NIST
Published: 2021-05-06T21:15:07.687+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.85%

Last modified Jun 17, 2026

CVE-2021-31737 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. emlog v5.3.1 and emlog v6.0.0 have a Remote Code Execution vulnerability due to upload of database backup file in admin/data.php.. EPSS estimates a 3.85% chance of exploitation in the next 30 days.

Description

emlog v5.3.1 and emlog v6.0.0 have a Remote Code Execution vulnerability due to upload of database backup file in admin/data.php.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

3.85%

88.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Emlog	Emlog	5.3.1
Emlog	Emlog	6.0.0

References

https://github.com/emlog/emlog/issues/82Exploit, Issue Tracking, Third Party Advisory
https://github.com/emlog/emlog/issues/82Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: May 6, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-31737?

emlog v5.3.1 and emlog v6.0.0 have a Remote Code Execution vulnerability due to upload of database backup file in admin/data.php.

How severe is CVE-2021-31737?

CVE-2021-31737 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.85% probability of exploitation in the next 30 days.

How do I fix CVE-2021-31737?

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-2021-31737?

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

Scan your code now

Source: NVD / NIST