What is CVE-2023-5084?

CVE-2023-5084 is a low-severity vulnerability in Hestiacp, classified under Cross-site Scripting. CVSS score: 3.9/10. Published 2023-09-20.

How severe is CVE-2023-5084?

Low severity. CVSS v3 base score is 3.9 out of 10.

XSS in Hestiacp

CVE-2023-5084

Cross-site Scripting (XSS) - Reflected in GitHub repository hestiacp/hestiacp prior to 1.8.8.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-09-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.9 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (37.4th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.4% 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: 0.005 · change: +0.001

Affected products

Hestiacp
Hestiacp Hestiacp/hestiacp — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

huntr.dev/bounties/f3340570-6e59-4c72-a7d1-d4b829b4fb45 (Exploit, Patch, Third Party Advisory)
github.com/hestiacp/hestiacp/pull/4013/commits/5131f5a966759df77477fdf7f29daa2b… (Patch)

Frequently asked questions

What is CVE-2023-5084?: CVE-2023-5084 is a low-severity vulnerability in Hestiacp, classified under Cross-site Scripting. CVSS score: 3.9/10. Published 2023-09-20.
How severe is CVE-2023-5084?: Low severity. CVSS v3 base score is 3.9 out of 10.