What is CVE-2020-22609?

CVE-2020-22609 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-06-28.

How severe is CVE-2020-22609?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2020-22609 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Enhancesoft Osticket

CVE-2020-22609

Cross Site Scripting (XSS) vulnerability in Enhancesoft osTicket before v1.12.6 via the queue-name parameter in include/class.queue.php.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-06-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Enhancesoft Osticket

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

github.com/osTicket/osTicket/commit/6c724ea3fe352d10d457d334dc054ef81917fde1 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-22609?: CVE-2020-22609 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-06-28.
How severe is CVE-2020-22609?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-22609 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.