CVE-2026-40990 Details
Description
OOM error is possible while attempting to add infinite amount of functions to Function Registry. Affected Spring Products and Versions: Spring Cloud Function 3.2.x: versions prior to 3.2.16 Spring Cloud Function 4.1.x: versions prior to 4.1.10 Spring Cloud Function 4.2.x: versions prior to 4.2.6 Spring Cloud Function 4.3.x: versions prior to 4.3.3 Spring Cloud Function 5.0.x: versions prior to 5.0.2 Older, unsupported versions are also affected.
A denial-of-service vulnerability has been identified in Spring Cloud Function, where an unbounded cache for function definitions can lead to an out-of-memory error. This issue arises when an excessive number of functions are added to the Function Registry. The vulnerability affects multiple Spring Cloud Function versions, including 3.2.x prior to 3.2.16, 4.1.x prior to 4.1.10, 4.2.x prior to 4.2.6, 4.3.x prior to 4.3.3, and 5.0.x prior to 5.0.2, as well as older, unsupported versions.
Users should upgrade to the fixed versions: 3.2.16, 4.1.10, 4.2.6, 4.3.3 (OSS), or 5.0.2 (OSS).
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 1, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://spring.io/security/cve-2026-40990 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-770 | Allocation of Resources Without Limits or Throttling | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| vmware spring cloud function | >= 3.2.0, < 3.2.16 >= 4.1.0, < 4.1.10 >= 4.2.0, < 4.2.6 >= 4.3.0, < 4.3.3 >= 5.0.0, < 5.0.2 |
CPE
Remediation
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 22, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 5, 2026 | Initial Analysis | [email protected] |
| Jun 1, 2026 | New CVE Received | [email protected] |