---
cve: "CVE-2026-82640"
severity: "MEDIUM"
cvss: 6.8
epss: "6.4%"
vendor: "browser-use"
kev: false
exploited: false
published: "2026-08-30 14:17:03"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-02T22:01:52+02:00"
---

# CVE-2026-82640

> 6.8 MEDIUM · 🧪 PoC

## Beschreibung

browser-use web-ui versions 2.0.0 through 3.0.0 write configured LLM API keys to disk in cleartext without encryption or access restrictions. Attackers with read access to the temporary settings directory can recover provider API keys from predictably-named JSON files.

## CVSS-Vektor

```
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
```

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

## Patch verfügbar (OSV)

- 7eb62d4d5572a71cea200f65e8d1025b39979ff6 (Commit)

## Referenzen

- <https://github.com/browser-use/web-ui/issues/736>
- <https://github.com/browser-use/web-ui>
- <https://github.com/browser-use/web-ui/blob/v3.0.0/src/webui/webui_manager.py>
- <https://www.vulncheck.com/advisories/browser-use-web-ui-2.0.0-through-3.0.0-cleartext-api-key-storage>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-82640) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_