DSA-6445-1 ironic - security update

unknownCVE-2026-43003 CVE-2026-44918 CVE-2026-54421

Multiple security vulnerabilities were discovered in Ironic, the OpenStack component to management and provision of baremetal servers, which could result in bypass of administrative access/API restrictions, information disclosure or the execution of arbitrary code via malformed images. https://security-tracker.debian.org/tracker/DSA-6445-1

CSIRTS triage

vendor: OpenStack product: Ironic Authentication bypass Information disclosure Remote code execution

What: Multiple vulnerabilities in Ironic allow bypass of administrative access and API restrictions, information disclosure, and arbitrary code execution through malformed images.
Who is affected: Deployments of OpenStack Ironic for baremetal server management and provisioning are affected.
Urgency: Patch immediately; these vulnerabilities enable administrative bypass and code execution, representing critical risk to infrastructure control.
Action: Update to the patched version specified in DSA-6445-1.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Debian Security Advisories (INTL · vendor-psirt · site)
Severity: unknown
Published: 2026-08-17
Exploitation: Not in CISA KEV at last sync

Original advisory: https://lists.debian.org/debian-security-announce/2026/msg00356.html

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-430030.82% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 55% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-449180.41% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 34% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-544210.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-43003	coverage & exploitation status	NVD · CVE.org
CVE-2026-44918	coverage & exploitation status	NVD · CVE.org
CVE-2026-54421	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.