Adm-zip before 0.6.1 contains an incorrect permission assignment vulnerability that allows attackers to set setuid, setgid, or sticky bits on extracted files when keepOriginalPermission is enabled. Attackers can craft zip external file attributes that pass unmasked into chmod, letting attacker-controlled executables gain elevated privileges when extracted as root and later run.
Advisories

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Fixes

Solution

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Workaround

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History

Wed, 21 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Description Adm-zip before 0.6.1 contains an incorrect permission assignment vulnerability that allows attackers to set setuid, setgid, or sticky bits on extracted files when keepOriginalPermission is enabled. Attackers can craft zip external file attributes that pass unmasked into chmod, letting attacker-controlled executables gain elevated privileges when extracted as root and later run.
Title Adm-zip before 0.6.1 Privilege Escalation via keepOriginalPermission Setuid Bits
First Time appeared Adm-zip Project
Adm-zip Project adm-zip
Weaknesses CWE-732
CPEs cpe:2.3:a:adm-zip_project:adm-zip:*:*:*:*:*:*:*:*
Vendors & Products Adm-zip Project
Adm-zip Project adm-zip
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-21T00:37:06.018Z

Reserved: 2026-10-20T21:47:43.313Z

Link: CVE-2026-114105

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-21T01:17:36.373

Modified: 2026-10-21T01:17:36.490

Link: CVE-2026-114105

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses