CVE-2026-114103

adm-zip 0.6.0 Decompression Bomb Guard Bypass via getDataAsync()

Published Oct 21, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
adm-zip 0.6.0 contains a decompression bomb protection bypass that allows attackers to evade the maxOutputLength guard by targeting the asynchronous getDataAsync() path in methods/inflater.js. Attackers can craft ZIP entries with falsified small declared sizes and high-ratio DEFLATE payloads to exhaust memory in applications reading entries asynchronously.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Cthackers
Cthackers adm-zip
Vendors & Products Cthackers
Cthackers adm-zip
Type Values Removed Values Added
Description adm-zip 0.6.0 contains a decompression bomb protection bypass that allows attackers to evade the maxOutputLength guard by targeting the asynchronous getDataAsync() path in methods/inflater.js. Attackers can craft ZIP entries with falsified small declared sizes and high-ratio DEFLATE payloads to exhaust memory in applications reading entries asynchronously.
Title adm-zip 0.6.0 Decompression Bomb Guard Bypass via getDataAsync()
First Time appeared Adm-zip Project
Adm-zip Project adm-zip
Weaknesses CWE-400
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': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

cvssV4_0

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 27, 2026, 9:54 PM
Reserved
Oct 20, 2026, 9:47 PM
Status
Deferred
Published
Oct 21, 2026, 1:17 AM
Modified
Oct 27, 2026, 10:17 PM
Severity
Moderate
Public date
Oct 21, 2026, 12:37 AM