What is CVE-2023-37203?

CVE-2023-37203 is a high-severity vulnerability in Mozilla Firefox. CVSS score: 7.8/10. Published 2023-07-05.

How severe is CVE-2023-37203?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Mozilla Firefox

CVE-2023-37203

Insufficient validation in the Drag and Drop API in conjunction with social engineering, may have allowed an attacker to trick end-users into creating a shortcut to local system files. This could have been leveraged to execute arbitrary code. This vulnerability affects Firefox < 115.

EPSS: 0.003 (16.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Mozilla Firefox — versions unspecified

References

security@mozilla.org (Permissions Required, Issue Tracking)
security@mozilla.org (Vendor Advisory)
security@mozilla.org

Frequently asked questions

What is CVE-2023-37203?: CVE-2023-37203 is a high-severity vulnerability in Mozilla Firefox. CVSS score: 7.8/10. Published 2023-07-05.
How severe is CVE-2023-37203?: High severity. CVSS v3 base score is 7.8 out of 10.