CVE-2026-114103

CVSS 6.9 (medium) · published 2026-10-21

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.

Weakness: CWE-400

Source: NVD CVE-2026-114103

References

• https://github.com/cthackers/adm-zip/security/advisories/GHSA-c6fg-446q-cg94
• https://www.vulncheck.com/advisories/adm-zip-0.6.0-decompression-bomb-guard-bypass-via-getdataasync
• https://github.com/cthackers/adm-zip/security/advisories/GHSA-c6fg-446q-cg94

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