---
cve: "CVE-2026-45819"
severity: "MEDIUM"
cvss: 6.6
epss: "0.4%"
vendor: "web-platform-dx"
kev: false
exploited: false
published: "2026-08-13 12:17:23"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-22T05:30:16+02:00"
---

# CVE-2026-45819

> 6.6 MEDIUM · 🧪 PoC

## Beschreibung

baseline-browser-mapping 2.x before 2.11.0 calls process.exit() instead of throwing on invalid or conflicting input parameters, and can trigger immediate process termination, causing denial of service.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/S:N/AU:Y/R:U/V:D/RE:M/U:Amber
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Patch verfügbar (OSV)

- de733e2d8959559f7bb255d5927f3afcb6f31589 (Commit)

## Referenzen

- <https://github.com/web-platform-dx/baseline-browser-mapping/blob/b7881aa61c8a057e24468ab5ee18c5ecedbbf691/src/index.ts#L142>
- <https://www.npmjs.com/package/baseline-browser-mapping>
- <https://github.com/web-platform-dx/baseline-browser-mapping/pull/137/changes#diff-7ae45ad102eab3b6d7e7896acd08c427a9b25b346470d7bc6507b6481575d519>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-45819) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_