CVE-2026-59274

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

  • Published Aug 27, 2026
  • CVSS 6.5 medium
  • 0.4% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-59274 at the National Vulnerability Database