The UnZipTransformer does not limit decompressed entry size or entry count when processing archives. Consequently, an attacker can send a zip archive that can exhaust JVM heap memory, causing a denial-of-service outage.
Spring Integration 7.1.0
Spring Integration 7.0.0 – 7.0.5
Spring Integration 6.5.0 – 6.5.10
Spring Integration 6.4.0 – 6.4.12
MEDIUM
Vulnerability intelligence
CVE-2026-59274
CVSS 3.16.5
SeverityMedium
Known exploitedNo
NVD references:
Primary source: NIST National Vulnerability Database