CVE-2026-77909 Azure CycleCloud - Information Disclosure

Azure CycleCloud contains an information disclosure vulnerability caused by insufficiently protected credentials, letting authorized attackers disclose sensitive information over a network, exploit requires attacker authorization.

CVSS base score 7.7 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.58% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Published
8 September 2026
Updated
15 October 2026
Weakness
CWE-522

Vendor fix

Update to the latest version with credential protection improvements.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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