CVE-2021-3151

Name: CVE-2021-3151
Creator: NVD / NIST
Published: 2021-02-27T05:15:14.253+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.22%

Last modified Jun 17, 2026

CVE-2021-3151 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. i-doit before 1.16.0 is affected by Stored Cross-Site Scripting (XSS) issues that could allow remote authenticated attackers to inject arbitrary web script or HTML via C__MONITORING__CONFIG__TITLE, SM2__C__MONITORING__CONFIG__TITLE, C__MONITORING__CONFIG__PATH, SM2__C__MONITORING__CONFIG__PATH, C__MONITORING__CONFIG__ADDRESS, or SM2__C__MONITORING__CONFIG__ADDRESS.. EPSS estimates a 1.22% chance of exploitation in the next 30 days.

Description

i-doit before 1.16.0 is affected by Stored Cross-Site Scripting (XSS) issues that could allow remote authenticated attackers to inject arbitrary web script or HTML via C__MONITORING__CONFIG__TITLE, SM2__C__MONITORING__CONFIG__TITLE, C__MONITORING__CONFIG__PATH, SM2__C__MONITORING__CONFIG__PATH, C__MONITORING__CONFIG__ADDRESS, or SM2__C__MONITORING__CONFIG__ADDRESS.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

1.22%

64.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
I-Doit	I-Doit	< 1.16.0

References

http://packetstormsecurity.com/files/162815/i-doit-1.15.2-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://www.i-doit.org/news/Release Notes, Vendor Advisory
https://www.wizlynxgroup.com/security-research-advisories/vuln/WLX-2020-056Exploit, Vendor Advisory
http://packetstormsecurity.com/files/162815/i-doit-1.15.2-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://www.i-doit.org/news/Release Notes, Vendor Advisory
https://www.wizlynxgroup.com/security-research-advisories/vuln/WLX-2020-056Exploit, Vendor Advisory

Timeline

Published: Feb 27, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3151?

How severe is CVE-2021-3151?

CVE-2021-3151 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.22% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3151?

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-2021-3151?

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

Scan your code now

Source: NVD / NIST