Denial of Service Vulnerability in Spring Framework by VMware
CVE-2026-47886

7.5HIGH

Key Information:

Vendor

Spring

Status
Spring Framework
Vendor
CVE Published:
27 August 2026

What is CVE-2026-47886?

Applications using Spring Framework that evaluate user-provided Spring Expression Language (SpEL) expressions are susceptible to Denial of Service attacks. The vulnerability arises specifically when the power operator (^) is used with BigDecimal or BigInteger operands featuring excessively large exponent values. This can lead to resource exhaustion, affecting application availability and responsiveness. Users of the affected Spring Framework versions are advised to apply the latest updates to mitigate potential risks.

Affected Version(s)

Spring Framework 7.0.0 <= 7.0.8

Spring Framework 6.2.0 <= 6.2.19

Spring Framework 6.1.0 <= 6.1.28

References

https://spring.io/security/cve-2026-47886

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.