---
cve: "CVE-2026-47859"
severity: "MEDIUM"
cvss: 6.5
epss: "5.2%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2026-08-27 01:17:32"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-07T11:08:04+02:00"
---

# CVE-2026-47859

> 6.5 MEDIUM

## Beschreibung

RFC6587SyslogDeserializer, used by the Spring Integration syslog TCP inbound adapter to decode RFC 6587 / RFC 5424 frames, trusts the sender-supplied octet count of an octet-counted frame and allocates a byte array of exactly that size with no upper bound.
Spring Integration 7.1.0
Spring Integration 7.0.0 - 7.0.5
Spring Integration 6.5.0 - 6.5.10
Spring Integration 6.4.0 - 6.4.12
Spring Integration 5.5.21 and earlier

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- ae4c9bb8eff504f26b67cc6ac65fed2c8fb8382e (Commit)

## Referenzen

- <https://spring.io/security/cve-2026-47859>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-47859) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_