CVE-2025-3886

Name: CVE-2025-3886
Creator: NVD / NIST
Published: 2025-04-27T11:15:15.94+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.7/10EPSS 0.19%

Last modified Jun 17, 2026

CVE-2025-3886 is a medium-severity vulnerability rated 5.7/10 on the CVSS scale. An issue in CatoNetworks CatoClient before v.5.8.0 allows attackers to escalate privileges and achieve a race condition (TOCTOU) via the PrivilegedHelperTool component.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

An issue in CatoNetworks CatoClient before v.5.8.0 allows attackers to escalate privileges and achieve a race condition (TOCTOU) via the PrivilegedHelperTool component.

Metrics

CVSS 3.1

8.1/10

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

CVSS 4.0

5.7/10

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/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:Y/R:U/V:X/RE:L/U:Green

EPSS Probability

0.19%

9.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Catonetworks	Cato Client	< 5.8.0

References

https://support.catonetworks.com/hc/en-us/articles/26903049677597-Security-Vulnerability-CVE-2025-3886-that-Impacts-macOS-Client-Versions-Lower-than-5-8Vendor Advisory

Timeline

Published: Apr 27, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-3886?

An issue in CatoNetworks CatoClient before v.5.8.0 allows attackers to escalate privileges and achieve a race condition (TOCTOU) via the PrivilegedHelperTool component.

How severe is CVE-2025-3886?

CVE-2025-3886 has a CVSS score of 5.7/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.

How do I fix CVE-2025-3886?

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-2025-3886?

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

Scan your code now

Source: NVD / NIST