What is CVE-2023-27149?

CVE-2023-27149 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-10-23.

How severe is CVE-2023-27149?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Enhancesoft Osticket

CVE-2023-27149

A stored cross-site scripting (XSS) vulnerability in Enhancesoft osTicket v1.17.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Label input parameter when updating a custom list.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-10-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (26.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Enhancesoft Osticket — versions 1.17.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.esecforte.com/cve-2023-27149-osticket_xss/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-27149?: CVE-2023-27149 is a medium-severity vulnerability in Enhancesoft Osticket, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-10-23.
How severe is CVE-2023-27149?: Medium severity. CVSS v3 base score is 4.8 out of 10.