What is CVE-2026-45778?

CVE-2026-45778 is a medium-severity vulnerability in Buffalo Open_xdmod, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-06-05.

How severe is CVE-2026-45778?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Buffalo Open_xdmod

CVE-2026-45778

OpenXDMoD is an open framework for collecting and analyzing HPC metrics. Prior to version 11.0.3, an authenticated attacker can inject malicious JavaScript into their Open XDMoD user profile and abuse the password reset functionality to em…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (4.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Buffalo Open_xdmod
Ubccr Xdmod — versions < 11.0.3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2026-45778?: CVE-2026-45778 is a medium-severity vulnerability in Buffalo Open_xdmod, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-06-05.
How severe is CVE-2026-45778?: Medium severity. CVSS v3 base score is 5.4 out of 10.