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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
web-platform-dx baseline-browser-mapping unaffected
Version Status Constraints
2.0.0 affected < 2.11.0

No data.

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/web-platform-dx/baseline-browser-mapping/blob/b7881aa61c8a057e24468ab5ee18c5ecedbbf691/src/index.ts#L142 cve-icon cve-icon
https://github.com/web-platform-dx/baseline-browser-mapping/pull/137/changes#diff-7ae45ad102eab3b6d7e7896acd08c427a9b25b346470d7bc6507b6481575d519 cve-icon cve-icon
https://www.npmjs.com/package/baseline-browser-mapping cve-icon cve-icon
History

Thu, 13 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 13 Aug 2026 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Web-platform-dx
Web-platform-dx baseline-browser-mapping
Vendors & Products Web-platform-dx
Web-platform-dx baseline-browser-mapping

Thu, 13 Aug 2026 13:15:00 +0000

Type Values Removed Values Added
Title Process Exit on Invalid Input Causes Denial of Service in Baseline Browser Mapping

Thu, 13 Aug 2026 11:30:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-705
CWE-755
References
Metrics cvssV4_0

{'score': 6.6, '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: seal

Published:

Updated: 2026-08-13T14:46:30.611Z

Reserved: 2026-05-13T12:03:13.544Z

Link: CVE-2026-45819

cve-icon Vulnrichment

Updated: 2026-08-13T14:46:26.205Z

cve-icon NVD

Status : Received

Published: 2026-08-13T12:17:23.383

Modified: 2026-08-13T15:19:40.130

Link: CVE-2026-45819

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T13:20:15Z

Weaknesses