CVE-2025-11621
8.1 · HIGHOverview
CVE-2025-11621 is a high-severity vulnerability affecting hashicorp vault. It was published on October 23, 2025 and has a CVSS 3.1 base score of 8.1 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Vault and Vault Enterprise’s (“Vault”) AWS Auth method may be susceptible to authentication bypass if the role of the configured bound_principal_iam is the same across AWS accounts, or uses a wildcard. This vulnerability, CVE-2025-11621, is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.21.0, 1.20.5, 1.19.11, and 1.16.27
Remediation
Check the references section for vendor advisories and patches from hashicorp. Update vault to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| hashicorp | vault | >= 0.6.0, < 1.16.27 | Affected |
Frequently Asked Questions
What is CVE-2025-11621?
CVE-2025-11621 is a high-severity vulnerability affecting hashicorp vault. It was published on October 23, 2025 and has a CVSS 3.1 base score of 8.1 (HIGH).
How severe is CVE-2025-11621?
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2025-11621?
Check the references section for vendor advisories and patches from hashicorp. Update vault to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-11621?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-11621 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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