CVE-2026-82640

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 v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

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

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-30 14:17

Updated : 2026-09-10 15:53

NVD link : CVE-2026-82640

Mitre link : CVE-2026-82640

CVE.ORG link : CVE-2026-82640

JSON object : View

Products Affected

No product.

CWE

CWE-312

Cleartext Storage of Sensitive Information

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