CVE-2026-4519

LowCVSS 3.3/10Last modified Aug 13, 2026

Description

The webbrowser.open() API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects leading dashes. Users are recommended to sanitize URLs prior to passing to webbrowser.open().

Metrics

CVSS 3.1 3.3/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-20CWE-88

Affected software

No affected versions have been published.

Timeline

Published
Mar 20, 2026
Last modified
Aug 13, 2026
NVD status
Modified

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CVE-2026-4519: Low severity, CVSS 3.3 | Vulnix