CVE-2026-45819 PUBLISHED

Assigner: seal
Reserved: 13.05.2026 Published: 13.08.2026 Updated: 13.08.2026

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.

Metrics

CVSS 4.0

CVSS Vector: 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
CVSS Score: 6.6

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	web-platform-dx
Product	baseline-browser-mapping
Versions	Default: unaffected affected from 2.0.0 to 2.11.0 (excl.)

Credits

Seal Security finder

References

Problem Types

CWE-705 Incorrect Control Flow Scoping CWE
CWE-755 Improper Handling of Exceptional Conditions CWE

Impacts

CAPEC-153 Input Data Manipulation: denial of service. The host process exits immediately and the caller cannot recover.