CVE-2026-45171

HIGHCVSS 8.7/10EPSS 0.54%

Last modified

CVE-2026-45171 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. 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. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

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

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0
8.7/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:M/U:Amber

EPSS Probability
0.54%

41.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
PaloaltonetworksIdira Privileged Session Manager>= 14.0, < 14.0.5
PaloaltonetworksIdira Privileged Session Manager>= 14.2, < 14.2.5
PaloaltonetworksIdira Privileged Session Manager>= 14.6, < 14.6.3
PaloaltonetworksIdira Privileged Session Manager>= 15.0, < 15.0.3

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-45171?
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
How severe is CVE-2026-45171?
CVE-2026-45171 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2026-45171?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-45171?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST