What is CVE-2023-1318?

CVE-2023-1318 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-03-10.

How severe is CVE-2023-1318?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2023-1318 known to be exploited?

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

XSS in Enhancesoft Osticket

CVE-2023-1318

Cross-site Scripting (XSS) - Generic 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 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · 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/e58b38e0-4897-4bb0-84e8-a7ad8efab338 (Exploit, Third Party Advisory)
github.com/osticket/osticket/commit/343a2b47e164dd9090a3c9477ef273f0efa16a7d (Patch)

Frequently asked questions

What is CVE-2023-1318?: CVE-2023-1318 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-03-10.
How severe is CVE-2023-1318?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-1318 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.