---
cve: "CVE-2026-40984"
severity: "HIGH"
cvss: 7.5
epss: "0.8%"
vendor: "Spring"
kev: false
exploited: false
published: "2026-06-09 05:16:34"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-21T18:26:50+02:00"
---

# CVE-2026-40984

> 7.5 HIGH

## Beschreibung

In Micrometer, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition.

Affected versions:
micrometer-core 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18; 1.9.0 through 1.9.17.
micrometer-jetty11 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.
micrometer-jetty12 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.

## CVSS-Vektor

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

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

## Referenzen

- <https://spring.io/security/cve-2026-40984>
- <https://access.redhat.com/errata/RHSA-2026:36839>
- <https://access.redhat.com/errata/RHSA-2026:37390>
- <https://access.redhat.com/errata/RHSA-2026:41951>
- <https://access.redhat.com/errata/RHSA-2026:50848>
- <https://access.redhat.com/errata/RHSA-2026:50849>
- <https://access.redhat.com/errata/RHSA-2026:54435>
- <https://access.redhat.com/errata/RHSA-2026:62260>
- <https://access.redhat.com/errata/RHSA-2026:66488>
- <https://access.redhat.com/errata/RHSA-2026:66545>
- <https://access.redhat.com/security/cve/CVE-2026-40984>
- <https://bugzilla.redhat.com/show_bug.cgi?id=2486716>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-40984) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_