What is CVE-2026-26272?

CVE-2026-26272 is a medium-severity vulnerability in Sysadminsmedia Homebox, classified under Cross-site Scripting. CVSS score: 4.6/10. Published 2026-03-03.

How severe is CVE-2026-26272?

Medium severity. CVSS v3 base score is 4.6 out of 10.

XSS in Sysadminsmedia Homebox

CVE-2026-26272

HomeBox is a home inventory and organization system. Prior to 0.24.0-rc.1, a stored cross-site scripting (XSS) vulnerability exists in the item attachment upload functionality. The application does not properly validate or restrict uploade…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (12.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N.

Affected products

Sysadminsmedia Homebox — versions < 0.24.0-rc.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

https://github.com/sysadminsmedia/homebox/security/advisories/GHSA-55fv-9q6q-vpcr (x_refsource_CONFIRM)
https://github.com/sysadminsmedia/homebox/commit/51bd04e5f4656b306a296745ddd854d45aa3b892 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-26272?: CVE-2026-26272 is a medium-severity vulnerability in Sysadminsmedia Homebox, classified under Cross-site Scripting. CVSS score: 4.6/10. Published 2026-03-03.
How severe is CVE-2026-26272?: Medium severity. CVSS v3 base score is 4.6 out of 10.