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Vulnerability record · CVE-2022-31290 · published 8 July 2022

CVE-2022-31290: Withknown known cross-site scripting vulnerability

Withknown · Known

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.

5.4 CVSS 3.1 Medium EPSS 0.86% · top 43.2% CWE-79 · Cross-site scripting
5.4CVSS 3.1 base score, v2 3.5
0.86%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://docs.withknown.com/en/latest/install/index.html ProductVendor Advisory
https://blog.jitendrapatro.me/multiple-vulnerabilities-in-idno-known-php-cms-software/ ExploitThird Party Advisory
https://github.com/idno/known Third Party Advisory
https://withknown.com/ ProductVendor Advisory
http://docs.withknown.com/en/latest/install/index.html ProductVendor Advisory
https://blog.jitendrapatro.me/multiple-vulnerabilities-in-idno-known-php-cms-software/ ExploitThird Party Advisory
https://github.com/idno/known Third Party Advisory
https://withknown.com/ ProductVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2022-31290), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.