GitHub Advisoryadvisory · Maven

GHSA-wxpp-56q6-5pcg Spring Framework Denial of Service via Unbounded Cache in SpEL

MEDIUM Published 2026-06-09 Modified 2026-07-30 Official page ↗
Aliases
CVE-2026-41851
Ecosystem
Maven
Packages
org.springframework:spring-expression
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weaknesses
CWE-770
Reviewed
2026-07-30

Affected packages

• Maven org.springframework:spring-expression: >= 7.0.0, < 7.0.8 → fixed in 7.0.8 • Maven org.springframework:spring-expression: >= 6.2.0, < 6.2.19 → fixed in 6.2.19 • Maven org.springframework:spring-expression: >= 6.1.0, <= 6.1.21 (no fix yet) • Maven org.springframework:spring-expression: <= 5.3.39 (no fix yet)

Description

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 Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.

Related

Alias · CVE (1)

  • CVE-2026-41851 Applications which accept user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack… vulnerability

Weakness · CWE (1)

  • CWE-770 Allocation of Resources Without Limits or Throttling weakness

References