THREAT OPS › Threat News › [NVD] CVE-2026-4786 (HIGH 7.1) — Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "webbrowser.open()" API could have commands injected into the underlying shell. See CVE-2026-4519 for details.
[NVD] CVE-2026-4786 (HIGH 7.1) — Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "webbrowser.open()" API could have commands injected into the underlying shell. See CVE-2026-4519 for details.
CVE-2026-4786 CVSS: 7.1 HIGH Published: 2026-04-13T22:16:30.413
Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "webbrowser.open()" API could have commands injected into the underlying shell. See CVE-2026-4519 for details.
Indicators of compromise
- CVE-2026-4786cve
- CVE-2026-4519cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-4786