CVE-2022-39295

Name: CVE-2022-39295
Creator: NVD / NIST
Published: 2022-10-13T23:15:11.137+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2022-39295 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Knowage is an open source suite for modern business analytics alternative over big data systems. KnowageLabs / Knowage-Server starting with the 6.x branch and prior to versions 7.4.22, 8.0.9, and 8.1.0 is vulnerable to cross-site scripting because the `XSSRequestWrapper::stripXSS` method can be bypassed. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

Knowage is an open source suite for modern business analytics alternative over big data systems. KnowageLabs / Knowage-Server starting with the 6.x branch and prior to versions 7.4.22, 8.0.9, and 8.1.0 is vulnerable to cross-site scripting because the `XSSRequestWrapper::stripXSS` method can be bypassed. Versions 7.4.22, 8.0.9, and 8.1.0 contain patches for this issue. There are no known workarounds.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.53%

40.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Eng	Knowage	>= 6.1.0, < 7.4.22
Eng	Knowage	>= 8.0.0, < 8.0.9

References

https://github.com/KnowageLabs/Knowage-Server/blob/b079a654c1708f82f6914c55be6715ad621d9edd/knowageutils/src/main/java/it/eng/spagobi/utilities/filters/XSSRequestWrapper.java#L82-L206Exploit, Third Party Advisory
https://github.com/KnowageLabs/Knowage-Server/security/advisories/GHSA-f2gr-6h9j-rwcwThird Party Advisory
https://github.com/KnowageLabs/Knowage-Server/blob/b079a654c1708f82f6914c55be6715ad621d9edd/knowageutils/src/main/java/it/eng/spagobi/utilities/filters/XSSRequestWrapper.java#L82-L206Exploit, Third Party Advisory
https://github.com/KnowageLabs/Knowage-Server/security/advisories/GHSA-f2gr-6h9j-rwcwThird Party Advisory

Timeline

Published: Oct 13, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-39295?

How severe is CVE-2022-39295?

CVE-2022-39295 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2022-39295?

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-2022-39295?

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

Scan your code now

Source: NVD / NIST