CVE-2023-33971

Public Exploit
Formcreator vulnerable to stored XSS from ##FULLFORM##

Description

Formcreator is a GLPI plugin which allow creation of custom forms and the creation of one or more tickets when the form is filled. A probable stored cross-site scripting vulnerability is present in Formcreator 2.13.5 and prior via the use of the use of `##FULLFORM##` for rendering. This could result in arbitrary javascript code execution in an admin/tech context. A patch is unavailable as of time of publication. As a workaround, one may use a regular expression to remove `< > "` in all fields.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 1.35% Top 25%
Vendor Advisory github.com
Affected: pluginsGLPI formcreator
Published at:
Updated at:

References

Link Tags
https://github.com/pluginsGLPI/formcreator/security/advisories/GHSA-777g-3848-8r3g vendor advisory exploit

Frequently Asked Questions

What is the severity of CVE-2023-33971?
CVE-2023-33971 has been scored as a medium severity vulnerability.
How to fix CVE-2023-33971?
To fix CVE-2023-33971, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-33971 being actively exploited in the wild?
It is possible that CVE-2023-33971 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-33971?
CVE-2023-33971 affects pluginsGLPI formcreator.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.