CVE-2026-79715

IBM WebSphere Application Server Liberty Path Traversal

Published Oct 13, 2026 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 could allow a local attacker to traverse directories on the system. An attacker could use a specially crafted application archive to write files outside the intended directory.

Remediation

Vendor Solution

IBM strongly recommends addressing the vulnerabilities now by applying the fix pack(s) listed below. For IBM WebSphere Application Server Liberty 17.0.0.3 - 26.0.0.9: · Apply Liberty Fix Pack 26.0.0.10 https://www.ibm.com/support/pages/node/7289741 (availability October 2026) or later fix pack.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 could allow a local attacker to traverse directories on the system. An attacker could use a specially crafted application archive to write files outside the intended directory.
Title IBM WebSphere Application Server Liberty Path Traversal
First Time appeared Ibm
Ibm websphere Application Server Liberty
Weaknesses CWE-22
CPEs cpe:2.3:a:ibm:websphere_application_server_liberty:17.0.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:websphere_application_server_liberty:26.0.0.9:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm websphere Application Server Liberty
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Oct 16, 2026, 5:17 PM
Reserved
Aug 25, 2026, 1:30 PM
Status
Awaiting Analysis
Published
Oct 13, 2026, 9:18 PM
Modified
Oct 16, 2026, 6:18 PM