CVE-2020-12257

Name: CVE-2020-12257
Creator: NVD / NIST
Published: 2020-05-18T14:15:11.907+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.41%

Last modified Jun 17, 2026

CVE-2020-12257 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. rConfig 3.9.4 is vulnerable to cross-site request forgery (CSRF) because it lacks implementation of CSRF protection such as a CSRF token. An attacker can leverage this vulnerability by creating a form (add a user, delete a user, or edit a user).. EPSS estimates a 1.41% chance of exploitation in the next 30 days.

Description

rConfig 3.9.4 is vulnerable to cross-site request forgery (CSRF) because it lacks implementation of CSRF protection such as a CSRF token. An attacker can leverage this vulnerability by creating a form (add a user, delete a user, or edit a user).

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

1.41%

69.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Rconfig	Rconfig	3.9.4

References

https://gist.github.com/farid007/eb7310749520fb8cdf5942573c9954efExploit, Third Party Advisory
https://gist.github.com/farid007/eb7310749520fb8cdf5942573c9954efExploit, Third Party Advisory

Timeline

Published: May 18, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12257?

How severe is CVE-2020-12257?

CVE-2020-12257 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12257?

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-2020-12257?

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

Scan your code now

Source: NVD / NIST