Incorrect Control Flow Scoping in baseline-browser-mapping - CVE-2026-45819
Published: October 1, 2026
Vulnerability identifier: #VU153049
CSH Severity: Low
CVSS v4: 8.7 [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]
CVE-ID: CVE-2026-45819
CWE-ID: CWE-705
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to baseline-browser-mapping calls process.exit() instead of throwing on invalid or conflicting input parameters, and can trigger immediate process termination. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
baseline-browser-mapping
Maximo Application Suite - Monitor Component
Maximo Application Suite - Monitor Component
How to mitigate CVE-2026-45819
Install updates from vendor's website.
baseline-browser-mapping - update to 2.11.0
Maximo Application Suite - Monitor Component - addressed in versions 9.0.25, 9.1.15, 9.2.4
Maximo Application Suite - Monitor Component - addressed in versions 9.0.25, 9.1.15, 9.2.4
External References
- https://github.com/web-platform-dx/baseline-browser-mapping/blob/b7881aa61c8a057e24468ab5ee18c5ecedbbf691/src/index.ts#L142
- https://github.com/web-platform-dx/baseline-browser-mapping/pull/137/changes#diff-7ae45ad102eab3b6d7e7896acd08c427a9b25b346470d7bc6507b6481575d519
- https://www.npmjs.com/package/baseline-browser-mapping