What is CVE-2026-33431?

CVE-2026-33431 is a medium-severity vulnerability in Roxy-wi, classified under CWE-24. CVSS score: 6.5/10. Published 2026-04-20.

How severe is CVE-2026-33431?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Roxy-wi

CVE-2026-33431

Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. Prior to version 8.2.6.4, the POST /config/<service>/show API endpoint accepts a configver parameter that is directly appended to a base directory path…

EPSS: 0.004 (31.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Roxy-wi — versions < 8.2.6.4

Weakness classification (CWE)

CWE-24

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-33431?: CVE-2026-33431 is a medium-severity vulnerability in Roxy-wi, classified under CWE-24. CVSS score: 6.5/10. Published 2026-04-20.
How severe is CVE-2026-33431?: Medium severity. CVSS v3 base score is 6.5 out of 10.