CVE-2026-76424: Path Traversal (CVSS 7.2)

Description

A vulnerability in the REST API of Cisco ISE could allow an authenticated, remote attacker to upload or copy arbitrary files on an affected device. This vulnerability is due to insufficient validation in file operations. An attacker could exploit this vulnerability by uploading a file with a crafted path. A successful exploit could allow the attacker to upload files to arbitrary locations and execute arbitrary commands as root on the affected device. To exploit this vulnerability, the attacker must have valid administrative credentials.

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CVSS v3.1 Score

7.2

HIGH

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

Weakness Type (CWE)

CWE-23 CWE-23

References

Other References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multi-hrP9jQSQ

Frequently Asked Questions

What is CVE-2026-76424? +

A vulnerability in the REST API of Cisco ISE could allow an authenticated, remote attacker to upload or copy arbitrary files on an affected device. This vulnerability is due to insufficient validation in file operations. An attacker could exploit this vulnerability by uploading a file with a crafted path. A successful exploit could allow the attacker to upload files to arbitrary locations and execute arbitrary commands as root on the affected device. To exploit this vulnerability, the attacker must have valid administrative credentials. It has a CVSS v3.1 base score of 7.2 (HIGH).

How severe is CVE-2026-76424? +

CVE-2026-76424 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2026-76424? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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