CVE catalog
CVE-2026-40990
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 Cl
- Severity
- Medium · CVSS 5.7
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.21% · Oct 25, 2026
A flaw was found in Spring Cloud Function. A local attacker with low privileges could exploit this vulnerability by repeatedly adding functions to the Function Registry, leading to an Out Of Memory (OOM) error. This resource exhaustion can cause a Denial of Service (DoS) for the affected application. spring-cloud-function: Spring Cloud Function: Denial of Service via excessive function registration Red Hat's versions of spring-cloud-function shipped as a transitive dependency in EAP XP predate the affected version range and are not impacted by this vulnerability. The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | spring_cloud_function | Not reported | 3.2.16 | fixed |
| Cpe | spring_cloud_function | Not reported | 4.1.10 | fixed |
| Cpe | spring_cloud_function | Not reported | 4.2.6 | fixed |
| Cpe | spring_cloud_function | Not reported | 4.3.3 | fixed |
| Cpe | spring_cloud_function | Not reported | 5.0.2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | spring_cloud_function | cpe | Not reported | 3.2.16 | Not reported | Not reported | Not reported |
| Cpe | spring_cloud_function | cpe | Not reported | 4.1.10 | Not reported | Not reported | Not reported |
| Cpe | spring_cloud_function | cpe | Not reported | 4.2.6 | Not reported | Not reported | Not reported |
| Cpe | spring_cloud_function | cpe | Not reported | 4.3.3 | Not reported | Not reported | Not reported |
| Cpe | spring_cloud_function | cpe | Not reported | 5.0.2 | Not reported | Not reported | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-40990]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40990.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1436.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [Red Hat security advisories and VEX]