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Case File

CVE-2017-7803

HIGH · CVSS 7.5 EPSS 2.03%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-06-11 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It affects Firefox.

CVE
CVE-2017-7803
Severity
HIGH
CVSS
7.5
EPSS
2.03%
Firefox

Original NVD Description

When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored. This results in the incorrect enforcement of CSP. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

Related CVEs

Other vulnerabilities affecting the same vendor(s)