CWE-409Base

Improper Handling of Highly Compressed Data (Data Amplification)

Incomplete in the CWE catalog · 169 CVEs mapped

169
CVEs mapped
7.1
Median CVSS
What it is

The product does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output.

Recent examples
5.5cvss
CVE-2026-115503

Ghidra before 12.2 Denial of Service via Compressed Extension Archive

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.

MEDIUMno explanation yet
—
epss
5.5cvss
CVE-2026-115396

Ghidra 10.3 before 12.2 Denial of Service via Compressed Theme Archive

Ghidra 10.3 before 12.2 contains an improper handling of highly compressed data vulnerability in ThemeReader.processIconFile() that fails to limit decompressed size or compression ratio. Attackers can persuade a user to import a crafted theme ZIP whose icon entries expand to fill the host filesystem, causing later writes to fail.

MEDIUMno explanation yet
—
epss
7.5cvss
CVE-2026-113873

SmileCDR HAPI FHIR improper data decompression

SmileCDR HAPI FHIR does not properly handle highly compressed data, allowing an unauthenticated attacker to send compressed payloads that exhaust server heap or crash certain services when decompressed.

HIGHno explanation yet
—
epss
The record
Technical detail
CWE ID
CWE-409
Abstraction
Base
Structure
Simple
Status
Incomplete