CVE-2022-31290

Name: CVE-2022-31290
Creator: NVD / NIST
Published: 2022-07-08T12:15:10.73+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2022-31290 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A cross-site scripting (XSS) vulnerability in Known v1.2.2+2020061101 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Your Name text field.. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

A cross-site scripting (XSS) vulnerability in Known v1.2.2+2020061101 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Your Name text field.

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

0.68%

47.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Withknown	Known	<= 1.3.1

References

http://docs.withknown.com/en/latest/install/index.htmlProduct, Vendor Advisory
https://blog.jitendrapatro.me/multiple-vulnerabilities-in-idno-known-php-cms-software/Exploit, Third Party Advisory
https://github.com/idno/knownThird Party Advisory
https://withknown.com/Product, Vendor Advisory
http://docs.withknown.com/en/latest/install/index.htmlProduct, Vendor Advisory
https://blog.jitendrapatro.me/multiple-vulnerabilities-in-idno-known-php-cms-software/Exploit, Third Party Advisory
https://github.com/idno/knownThird Party Advisory
https://withknown.com/Product, Vendor Advisory

Timeline

Published: Jul 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-31290?

How severe is CVE-2022-31290?

CVE-2022-31290 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2022-31290?

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-2022-31290?

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

Scan your code now

Source: NVD / NIST