What is CVE-2026-41851?

CVE-2026-41851 is a medium-severity vulnerability in Spring Framework, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.3/10. Published 2026-06-09.

How severe is CVE-2026-41851?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Resource exhaustion in Spring Framework

CVE-2026-41851

Applications which accept user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack if the evaluation of a SpEL expression triggers unbounded cache growth. Affected versions: Spring…

EPSS: 0.004 (28.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Spring Framework — versions 7.0.0, 6.2.0, 6.1.0
Vmware Spring_framework

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

security@vmware.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-41851?: CVE-2026-41851 is a medium-severity vulnerability in Spring Framework, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.3/10. Published 2026-06-09.
How severe is CVE-2026-41851?: Medium severity. CVSS v3 base score is 5.3 out of 10.