Description
Ghidra before 12.2 contains an improper handling of highly compressed data vulnerability in ExtensionUtils.unzipToInstallationFolder() that allows attackers to exhaust disk space. Attackers can persuade users to install a crafted zip bomb extension archive that expands without size limits, causing later writes by Ghidra and other applications to fail.
Published: 2026-10-22
Score: 6.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 23 Oct 2026 05:00:00 +0000

Type Values Removed Values Added
First Time appeared Nationalsecurityagency
Nationalsecurityagency ghidra
Vendors & Products Nationalsecurityagency
Nationalsecurityagency ghidra

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Description Ghidra before 12.2 contains an improper handling of highly compressed data vulnerability in ExtensionUtils.unzipToInstallationFolder() that allows attackers to exhaust disk space. Attackers can persuade users to install a crafted zip bomb extension archive that expands without size limits, causing later writes by Ghidra and other applications to fail.
Title Ghidra before 12.2 Denial of Service via Compressed Extension Archive
First Time appeared Nsa
Nsa ghidra
Weaknesses CWE-409
CPEs cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*
Vendors & Products Nsa
Nsa ghidra
References
Metrics cvssV3_1

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

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Nationalsecurityagency Ghidra
Nsa Ghidra
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-22T19:14:03.831Z

Reserved: 2026-10-22T16:14:58.396Z

Link: CVE-2026-115503

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-22T20:17:06.173

Modified: 2026-10-23T17:05:04.810

Link: CVE-2026-115503

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T04:45:13Z

Weaknesses
  • CWE-409

    Improper Handling of Highly Compressed Data (Data Amplification)