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TI-2026-56978 Aliases CVE-2026-82640GHSA-jrjf-ww9v-c67g

browser-use web-ui 2.0.0 through 3.0.0 Cleartext API Key Storage

Priority LOW 28CWE-312Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-312.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00072 0th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
browser-useweb-ui2.0.0 – 3.0.0—No fix listedCNA
  • web-ui Vendorbrowser-use Affected 2.0.0 – 3.0.0 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-82640
  2. 2026-10-03 Alias added: GHSA-jrjf-ww9v-c67g

References

Other 3

  • TI-2026-56975 browser-use web-ui 2.0.0 through 3.0.0 Arbitrary Directory Creation CVSS 4.0MEDIUM 6.9
  • TI-2025-29794 In browser-use (aka Browser Use) before 0.1.45, URL parsing of allowed_domains is… CVSS 3.1MEDIUM 4.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences