Vmware Spring Web Services up to 3.1.8/4.0.18/4.1.3/5.0.1 insecure default initialization of resource

Summaryinfo

A vulnerability was found in Vmware Spring Web Services up to 3.1.8/4.0.18/4.1.3/5.0.1 and classified as critical. This impacts an unknown function. Such manipulation leads to insecure default initialization of resource. This vulnerability is documented as CVE-2026-40994. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Vmware Spring Web Services up to 3.1.8/4.0.18/4.1.3/5.0.1 and classified as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a insecure default initialization of resource vulnerability. Using CWE to declare the problem leads to CWE-1188. The product initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Wss4jSecurityInterceptor initialized its BSP (WS-I Basic Security Profile) compliance flag so that inbound validation disabled WSS4J BSP enforcement on RequestData. Services that validate WS-Security on the network could therefore accept messages that violate BSP rules, weakening protocol-level checks. Affected versions: Spring Web Services 5.0.0 through 5.0.1; 4.1.0 through 4.1.3; 4.0.0 through 4.0.18; 3.1.0 through 3.1.8.

The advisory is available at spring.io. This vulnerability is handled as CVE-2026-40994 since 04/16/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/11/2026).

Upgrading to version 3.1.9, 4.0.19, 4.1.4 or 5.0.2 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Vmware

Name

• Spring Web Services

Version

• 3.1.0
• 3.1.1
• 3.1.2
• 3.1.3
• 3.1.4
• 3.1.5
• 3.1.6
• 3.1.7
• 3.1.8
• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.0.9
• 4.0.10
• 4.0.11
• 4.0.12
• 4.0.13
• 4.0.14
• 4.0.15
• 4.0.16
• 4.0.17
• 4.0.18
• 4.1.0
• 4.1.1
• 4.1.2
• 4.1.3
• 5.0.0
• 5.0.1

License

• commercial

Website

• Vendor: https://www.vmware.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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