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Case File

CVE-2023-4581

MEDIUM · CVSS 4.3 EPSS 0.56%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-09-11 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It affects Firefox.

CVE
CVE-2023-4581
Severity
MEDIUM
CVSS
4.3
EPSS
0.56%
Firefox

Original NVD Description

Excel `.xll` add-in files did not have a blocklist entry in Firefox's executable blocklist which allowed them to be downloaded without any warning of their potential harm. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

Related CVEs

Other vulnerabilities affecting the same vendor(s)