CVE-2026-40999

HIGH EPSS 30.1%

Published Jun 11, 20263w ago · Modified Jun 23, 20261w ago

8.6 CVSS 3.1

High

Published Jun 11, 2026 3w ago

Last Modified Jun 23, 2026 1w ago

Description

When WS-Addressing is used with non-anonymous ReplyTo or FaultTo addresses, Spring WS may initiate outbound connections through configured WebServiceMessageSender instances to destinations taken directly from request headers without verifying that those destinations are safe to connect to. 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.

CVSS Details

Base Score

8.6

Exploitability

3.9

Impact

4.0

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Changed

Confidentiality High

Integrity None

Availability None

Threat Intelligence

EPSS Exploit Probability

30.1% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-918 Server-Side Request Forgery (SSRF) Validation

References 1

spring.io https://spring.io/security/cve-2026-40999

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.