Vulnerability intelligence

CVE-2026-40999

Spring Spring Web Services CWE-918

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 Score

8.6

High

EPSS — Exploit Probability

0.4%

Riskier than 32% of all CVEs · checked 2026-09-09

Exploitation

Not in CISA KEV

KEV does not include every exploited vulnerability

Remediation

unknown

Check vendor advisories