CVE-2022-31889 — Cross Site Scripting (XSS) vulnerability in audit/templates/auditlogs

Cross Site Scripting (XSS) vulnerability in audit/templates/auditlogs.tmpl.php in osTicket osTicket-plugins before commit a7842d494889fd5533d13deb3c6a7789768795ae.

01What is this vulnerability?

Cross Site Scripting (XSS) vulnerability in audit/templates/auditlogs.tmpl.php in osTicket osTicket-plugins before commit a7842d494889fd5533d13deb3c6a7789768795ae.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-04-05T00:00:00.000Z
• Last modified: 2025-02-13T20:31:48.053Z

09References

• github.com — https://github.com/osTicket/osTicket-plugins/commit/047a1c3ae4f12f8952bbdad8143d…
• checkmarx.com — https://checkmarx.com/blog/securing-open-source-solutions-a-study-of-osticket-vu…