What’s Vulnerable › Vulnerabilities

CVE-2025-65073

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-11-17 · updated 2026-10-18
• Weakness: CWE-863

Description

OpenStack Keystone before 26.0.1, 27.0.0, and 28.0.0 allows a /v3/ec2tokens or /v3/s3tokens request with a valid AWS Signature to provide Keystone authorization.

Affected products

• OpenStack Keystone: before 26.0.1; 27.0.0, 28.0.0 — fixed in 26.0.1

How to fix

Upgrade to a fixed version: OpenStack Keystone 26.0.1. Check the vendor advisory for mitigations.

References

• https://www.openwall.com/lists/oss-security/2025/11/04/2
• http://www.openwall.com/lists/oss-security/2025/11/17/6

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