What is CVE-2021-41392?

CVE-2021-41392 is a critical-severity vulnerability in Boostnote, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2021-09-17.

How severe is CVE-2021-41392?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Boostnote

CVE-2021-41392

static/main-preload.js in Boost Note through 0.22.0 allows remote command execution. A remote attacker may send a crafted IPC message to the exposed vulnerable ipcRenderer IPC interface, which invokes the dangerous openExternal Electron API.

EPSS: 0.028 (84.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Boostnote
N/a — versions n/a

Weakness classification (CWE)

CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-41392?: CVE-2021-41392 is a critical-severity vulnerability in Boostnote, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2021-09-17.
How severe is CVE-2021-41392?: Critical severity. CVSS v3 base score is 9.8 out of 10.