VULNERABILITY INTELLIGENCE
CVE-2017-7808
CVSS score5.3 MEDIUM
EPSS probability0.84%
CISA KEVNot currently listed
Published2018-06-11
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Description
A content security policy (CSP) "frame-ancestors" directive containing origins with paths allows for comparisons against those paths instead of the origin. This results in a cross-origin information leak of this path information. This vulnerability affects Firefox < 55.
Weakness classification
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
- CWE-346: Origin Validation Error
Primary references
- security@mozilla.org — Third Party Advisory, VDB Entry
- security@mozilla.org — Third Party Advisory, VDB Entry
- security@mozilla.org — Issue Tracking, Patch, Vendor Advisory
- security@mozilla.org — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory