What is CVE-2026-27600?

CVE-2026-27600 is a medium-severity vulnerability in Sysadminsmedia Homebox, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.0/10. Published 2026-03-03.

How severe is CVE-2026-27600?

Medium severity. CVSS v3 base score is 5.0 out of 10.

SSRF in Sysadminsmedia Homebox

CVE-2026-27600

HomeBox is a home inventory and organization system. Prior to 0.24.0-rc.1, the notifier functionality allows authenticated users to specify arbitrary URLs to which the application sends HTTP POST requests. No validation or restriction is a…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.000 (12.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.

Affected products

Sysadminsmedia Homebox — versions < 0.24.0-rc.1

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

https://github.com/sysadminsmedia/homebox/security/advisories/GHSA-cm7p-5mg5-82pm (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-27600?: CVE-2026-27600 is a medium-severity vulnerability in Sysadminsmedia Homebox, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.0/10. Published 2026-03-03.
How severe is CVE-2026-27600?: Medium severity. CVSS v3 base score is 5.0 out of 10.