CVE-2026-45499: Azure OpenAI Elevation of Privilege Vulnerability

criticalCVSS 9.9CVE-2026-45499

Server-side request forgery (ssrf) in Azure OpenAI allows an authorized attacker to elevate privileges over a network.

CSIRTS triage

vendor: Microsoft product: Azure OpenAI Privilege escalation Server-side request forgery

What: A server-side request forgery (SSRF) vulnerability allows privilege escalation.
Who is affected: Authorized users of Azure OpenAI are affected.
Urgency: Remediation is critical due to the severity rating of 9.9.
Action: Apply the security patch immediately.

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

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: critical — CVSS 9.9
Published: 2026-07-02
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45499

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-2026-454990.61% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 45% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-45499	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

Recent advisories for Azure OpenAI Elevation

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

criticalCVE-2026-45499: Server-side request forgery (ssrf) in Azure OpenAI allows an authorized attacker to elevate pr…nvd · 2026-07-02