---
cve: "CVE-2026-92987"
severity: "HIGH"
cvss: 7.5
epss: "29.6%"
vendor: "Generic Security"
kev: false
exploited: false
published: "2026-09-17 15:17:02"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-22T08:08:30+02:00"
---

# CVE-2026-92987

> 7.5 HIGH

## Beschreibung

roxmltree through 0.21.1 performs quadratic-time attribute and namespace validation during XML parsing without limits on attribute count. Attackers can craft XML documents with tens of thousands of attributes on a single element to consume excessive CPU time and cause denial of service.

## 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 |

## Patch verfügbar (OSV)

- 67644e16f43c34cadc9e163163dd1aaf7ebe205e (Commit)

## Referenzen

- <https://github.com/RazrFalcon/roxmltree>
- <https://github.com/RazrFalcon/roxmltree/blob/v0.21.1/src/lib.rs#L751-L755>
- <https://github.com/RazrFalcon/roxmltree/blob/v0.21.1/src/parse.rs#L1014-L1020>
- <https://github.com/RazrFalcon/roxmltree/issues/153>
- <https://www.vulncheck.com/advisories/roxmltree-through-0.21.1-denial-of-service-via-quadratic-parsing>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-92987) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_