CVE-2026-45819

baseline-browser-mapping: baseline-browser-mapping: Denial of Service via improper input handling

Published Aug 13, 2026 CVSS 4.0 · 6.6 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Github GHSA Github GHSA GHSA-w5vr-8v7q-w6rv baseline-browser-mapping process termination on invalid input causes denial of service
History
Type Values Removed Values Added
Title Process Exit on Invalid Input Causes Denial of Service in Baseline Browser Mapping baseline-browser-mapping: baseline-browser-mapping: Denial of Service via improper input handling
Weaknesses CWE-617
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Important

Type Values Removed Values Added
Metrics ssvc

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

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
seal
Published
Updated
Aug 13, 2026, 2:46 PM
Reserved
May 13, 2026, 12:03 PM
Status
Deferred
Published
Aug 13, 2026, 12:17 PM
Modified
Oct 23, 2026, 7:10 PM
Severity
Important
Public date
Aug 13, 2026, 11:03 AM