What is CVE-2023-2191?

CVE-2023-2191 is a medium-severity vulnerability in Azuracast, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-04-20.

How severe is CVE-2023-2191?

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

XSS in Azuracast

CVE-2023-2191

Cross-site Scripting (XSS) - Stored in GitHub repository azuracast/azuracast prior to 0.18.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-04-20 · 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: 0.005 (40.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Azuracast
Azuracast Azuracast/azuracast — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

huntr.dev/bounties/0814f5f9-8b58-40e5-b08c-7c488947cf31 (Exploit, Patch, Third Party Advisory)
github.com/azuracast/azuracast/commit/24276cb4166b2057de73569ec33046a80a8bb437 (Patch)

Frequently asked questions

What is CVE-2023-2191?: CVE-2023-2191 is a medium-severity vulnerability in Azuracast, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-04-20.
How severe is CVE-2023-2191?: Medium severity. CVSS v3 base score is 4.8 out of 10.