EUVD-2026-73295
GHSA-mp48-w7m5-x4fp
Severity by source
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Network-reachable credential disclosure requires only a low-privilege account (PR:L); scope change (S:C) reflects leaked credentials enabling access to external Azure resources.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
3DescriptionCVE.org
Insufficiently protected credentials in Azure CycleCloud allows an authorized attacker to disclose information over a network.
AnalysisAI
Credential disclosure in Microsoft Azure CycleCloud allows an authenticated low-privileged attacker to retrieve insufficiently protected credentials over the network, potentially gaining access to additional Azure or HPC infrastructure resources. Affected versions are Azure CycleCloud below 8.9.2, and the scope change in the CVSS vector (S:C) indicates that disclosed credentials can be leveraged against systems beyond the vulnerable CycleCloud instance itself. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid Azure CycleCloud account with at least low-privileged access (PR:L per CVSS vector). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The provided CVSS 7.7 (AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N) reflects a moderately-high severity: network-reachable, low complexity, requiring only a low-privileged authenticated session. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade Azure CycleCloud to version 8.9.2 or later, which is confirmed as the fix release per the EUVD affected-version data and the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77909. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Azure CycleCloud deployments, identify versions below 8.9.2, and document the types of infrastructure credentials each instance manages or stores. …
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Same weakness CWE-522 – Insufficiently Protected Credentials
View allSame technique Information Disclosure
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External POC / Exploit Code
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