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CVE-2026-45776 ubccr CVE debrief

CVE-2026-45776 is a medium-severity vulnerability in Open XDMoD, a framework for collecting and analyzing HPC metrics. A flaw in its access control logic allows an attacker to bypass intended data access restrictions and view other users' compute job efficiency metrics if the optional Job Performance (SUPReMM) module is installed. The vulnerability was patched in Open XDMoD version 11.0.3.

Vendor
ubccr
Product
xdmod
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-05
Original CVE updated
2026-06-10
Advisory published
2026-06-05
Advisory updated
2026-06-10

Who should care

Users of Open XDMoD, especially those with the optional Job Performance (SUPReMM) module installed, should be aware of this vulnerability and take steps to mitigate it.

Technical summary

Open XDMoD is vulnerable to an access control logic flaw (CVE-2026-45776) that allows an attacker to bypass data access restrictions and view other users' compute job efficiency metrics if the optional Job Performance (SUPReMM) module is installed. This issue was privately reported on 2026-04-06 and patched in Open XDMoD version 11.0.3 on 2026-05-12.

Defensive priority

MEDIUM

Recommended defensive actions

  • Upgrade to Open XDMoD version 11.0.3 or later.
  • Apply the patch manually as a workaround.

Evidence notes

The vulnerability has a CVSS score of 5.3 and is classified as CWE-284. It was reported privately on 2026-04-06 and patched on 2026-05-12.

Official resources

CVE-2026-45776 was published on 2026-06-05T20:17:32.513Z and modified on 2026-06-10T21:07:23.310Z.