CVE-2026-47886
Last modified
CVE-2026-47886 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent value. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.25.RELEASE and earlier. EPSS estimates a 0.32% chance of exploitation in the next 30 days.
Description
Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions may be vulnerable to a Denial of Service (DoS) attack when the power operator (^) is used with a BigDecimal or BigInteger operand and a large exponent value. Spring Framework 7.0.0 - 7.0.8 Spring Framework 6.2.0 - 6.2.19 Spring Framework 6.1.0 - 6.1.28 Spring Framework 6.0.0 - 6.0.30 Spring Framework 5.3.0 - 5.3.49 Spring Framework 5.2.25.RELEASE and earlier
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Spring Framework | < 5.2.26 |
| Vmware | Spring Framework | >= 5.3.0, < 5.3.50 |
| Vmware | Spring Framework | >= 6.0.0, < 6.0.31 |
| Vmware | Spring Framework | >= 6.1.0, < 6.1.29 |
| Vmware | Spring Framework | >= 6.2.0, < 6.2.20 |
| Vmware | Spring Framework | >= 7.0.0, < 7.0.8.1 |
References
- https://spring.io/security/cve-2026-47886Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-47886?
How severe is CVE-2026-47886?
How do I fix CVE-2026-47886?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-47880A producer who can publish to a JMS destination consumed by …5.4
- CVE-2026-47881Spring Batch's FlatFileItemReader supports files where a sin…7.5
- CVE-2026-47882When enabling Spring Boot DevTools support for a remote appl…8.3
- CVE-2026-47883UrlHandlerFilter can be vulnerable to an open redirect when …6.1
- CVE-2026-47884Use of XsltView in a Spring MVC application can result in SS…9.8
- CVE-2026-47885The PartEventHttpMessageReader in Spring WebFlux does not en…7.5
- CVE-2026-47887A Spring MVC application that uses UrlFileNameViewController…6.1
- CVE-2026-47888A Spring RSocket application is exposed to a memory leak via…7.5
- CVE-2026-47889A WebFlux application running on the Jetty 12 Core reactive …7.5
- CVE-2026-4789Kyverno, versions 1.16.0 and later, are vulnerable to SSRF d…9.8
- CVE-2026-47890Spring MVC and WebFlux applications are vulnerable to stream…9.8
- CVE-2026-47891A Spring WebFlux application that relies on the Aalto XML pr…9.8
Are you affected by CVE-2026-47886?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST