CVE-2026-41840 Details
Description
Spring WebFlux applications are vulnerable to Denial of Service (DoS) attacks when processing multipart requests. 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.
A denial-of-service vulnerability has been identified in Spring WebFlux applications that process multipart requests. This issue affects Spring Framework versions 7.0.0 through 7.0.7, 6.2.0 through 6.2.18, 6.1.0 through 6.1.27, and 5.3.0 through 5.3.48. The vulnerability can be exploited by sending malicious multipart requests that leak memory, potentially leading to a denial-of-service condition in the application.
Users should upgrade to Spring Framework versions 7.0.8, 6.2.19, 6.1.28, or 5.3.49. Instructions for upgrading to these versions are available on the Spring Framework website.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 9, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://spring.io/security/cve-2026-41840 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-401 | Missing Release of Memory after Effective Lifetime | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| vmware spring framework | >= 5.3.0, < 5.3.49 >= 6.1.0, < 6.1.28 >= 6.2.0, < 6.2.18.1 >= 7.0.0, < 7.0.7.1 |
CPE
Remediation
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Change History
8 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 26, 2026 | Reanalysis | [email protected] |
| Jun 24, 2026 | Modified Analysis | [email protected] |
| Jun 20, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 9, 2026 | Initial Analysis | [email protected] |
| Jun 9, 2026 | New CVE Received | [email protected] |