CVE-2026-40999

CVE-2026-40999

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 verify…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-40999?
CVE-2026-40999 is a high-severity vulnerability, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.6/10. Published 2026-06-11.
How severe is CVE-2026-40999?
High severity. CVSS v3 base score is 8.6 out of 10.