What’s Vulnerable › Vulnerabilities

CVE-2026-45171: Idira Privileged Session Manager (PSM): Potential Code Execution due to an Incomplete Input Validation

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-11 · updated 2026-10-26
• Weakness: CWE-22

Description

Incomplete input validation and improperly configured folder permissions within Idira Privileged Session Manager (PSM) versions prior to 15.0.3, 14.6.3, 14.2.5, and 14.0.5, an authenticated, low-privileged user could potentially execute arbitrary code. CyberArk Security Bulletin: CA26-17 and CA26-18

Affected products

• CyberArk Software, a Palo Alto Networks Company Privileged Session Manager, Vault: from 14.0 before 14.0.5; from 14.2 before 14.2.5; from 14.6 before 14.6.3; from 15.0 before 15.0.3 — fixed in 14.0.5, 14.2.5, 14.6.3, 15.0.3
• CyberArk Software, a Palo Alto Networks Company Privileged Session Manager, Vault: from 14.0 before 14.0.5; from 14.2 before 14.2.5; from 14.6 before 14.6.3; from 15.0 before 15.0.3 — fixed in 14.0.5, 14.2.5, 14.6.3, 15.0.3

How to fix

Upgrade to a fixed version: CyberArk Software, a Palo Alto Networks Company Privileged Session Manager, Vault 14.0.5, 14.2.5, 14.6.3, 15.0.3; CyberArk Software, a Palo Alto Networks Company Privileged Session Manager, Vault 14.0.5, 14.2.5, 14.6.3, 15.0.3. Check the vendor advisory for mitigations.

References

• https://docs.cyberark.com/pam-self-hosted/latest/en/content/release%20notes/rn-whatsnew14-0-5.htm
• https://docs.cyberark.com/pam-self-hosted/latest/en/content/release%20notes/rn-whatsnew14-2-5.htm
• https://docs.cyberark.com/pam-self-hosted/latest/en/content/release%20notes/rn-whatsnew14-6-psm.htm#14.6.3
• https://docs.cyberark.com/pam-self-hosted/latest/en/content/release%20notes/rn-whatsnew15-0-psm.htm#15.0.3

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