What is CVE-2023-1320?

CVE-2023-1320 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-03-10.

How severe is CVE-2023-1320?

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

Is CVE-2023-1320 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-2023-1320

Cross-site Scripting (XSS) - Stored in GitHub repository osticket/osticket prior to v1.16.6.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-03-10 · 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: 0.006 (47.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Enhancesoft Osticket
Osticket Osticket/osticket — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

huntr.dev/bounties/c2bb34ac-452d-4624-a1b9-c5b54f52f0cd (Exploit, Third Party Advisory)
github.com/osticket/osticket/commit/86f9693dc64ed54220ed6c10e13e824ca4f6aacf (Patch)

Frequently asked questions

What is CVE-2023-1320?: CVE-2023-1320 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-03-10.
How severe is CVE-2023-1320?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-1320 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.