CVE-2026-53239
Multiple vulnerabilities have been discovered in Microsoft Azure Linux. They allow an attacker to cause an unspecified security issue by the vendor.
CSIRTS triage
- What
- Multiple vulnerabilities have been discovered in Microsoft Azure Linux.
- Who is affected
- Users of Microsoft Azure Linux, specifics not detailed in the advisory.
- Urgency
- Remediation is necessary as the nature of the vulnerabilities is unspecified but could pose risks.
- Action
- Update Microsoft Azure Linux to the latest version to ensure vulnerabilities are addressed.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Advisory coverage (2)
- unknownMultiple vulnerabilities in Microsoft Azure Linux (June 29, 2026)cert-fr-avis · 2026-06-29
- highCVE-2026-53239: xfrm: policy: fix use-after-free on inexact bin in xfrm_policy_bysel_ctx()msrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-53239)