CVE-2020-21321

Name: CVE-2020-21321
Creator: NVD / NIST
Published: 2021-09-15T22:15:07.663+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.52%

Last modified Jun 17, 2026

CVE-2020-21321 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. emlog v6.0 contains a Cross-Site Request Forgery (CSRF) via /admin/link.php?action=addlink, which allows attackers to arbitrarily add articles.. EPSS estimates a 0.52% chance of exploitation in the next 30 days.

Description

emlog v6.0 contains a Cross-Site Request Forgery (CSRF) via /admin/link.php?action=addlink, which allows attackers to arbitrarily add articles.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.52%

40.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Emlog	Emlog	6.0.0

References

https://github.com/emlog/emlog/issues/50Exploit, Issue Tracking, Third Party Advisory
https://github.com/emlog/emlog/issues/50Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Sep 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-21321?

emlog v6.0 contains a Cross-Site Request Forgery (CSRF) via /admin/link.php?action=addlink, which allows attackers to arbitrarily add articles.

How severe is CVE-2020-21321?

CVE-2020-21321 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.52% probability of exploitation in the next 30 days.

How do I fix CVE-2020-21321?

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-2020-21321?

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

Scan your code now

Source: NVD / NIST