CVE-2026-41840

published 2026-06-09

CVE-2026-41840: Spring WebFlux applications are vulnerable to Denial of Service (DoS) attacks when processing multipart requests. Affected versions: Spring Framework 7.0.0…

Priority P4 28 medium 5.9 CVSS 3.1

AV N AC H PR N UI N S U C N I N A H

Spring WebFlux applications are vulnerable to Denial of Service (DoS) attacks when processing multipart requests.
Affected versions: Spring Framework 7.0.0 through 7.0.7, 6.2.0 through 6.2.18, 6.1.0 through 6.1.27, 5.3.0 through 5.3.48.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
spring	spring_framework	>= 5.3.0 < 5.3.49	5.3.49
spring	spring_framework	>= 6.1.0 < 6.1.28	6.1.28
spring	spring_framework	>= 6.2.0 < 6.2.18.1	6.2.18.1
spring	spring_framework	>= 7.0.0 < 7.0.7.1	7.0.7.1
vmware	spring_framework	>= 5.3.0 < 5.3.49	5.3.49
vmware	spring_framework	>= 6.1.0 < 6.1.28	6.1.28
vmware	spring_framework	>= 6.2.0 < 6.2.18.1	6.2.18.1
vmware	spring_framework	>= 7.0.0 < 7.0.7.1	7.0.7.1

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CWE-400