---
cve: "CVE-2026-40989"
severity: "MEDIUM"
cvss: 5.7
epss: "0.2%"
vendor: "Spring"
kev: false
exploited: false
published: "2026-06-01 19:16:39"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T20:05:56+02:00"
---

# CVE-2026-40989

> 5.7 MEDIUM

## Beschreibung

Under infinite recursion in the routing layer, request-handling can cause OOM error.

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.

## CVSS-Vektor

```
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Physisch | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Erforderlich | good |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Keine | good |
| I Integrität | Gering | warn |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- d417ed0d581b113fd6c9112a6b3e5451497bbf4a (Commit)
- 081ae5189db0f351089cbf11db8d957ad99ef56c (Commit)

## Referenzen

- <https://spring.io/security/cve-2026-40989>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-40989) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_