Description
Same-origin protections for the PDF viewer can be bypassed, allowing a malicious site to intercept messages meant for the viewer. This could allow the site to retrieve PDF files restricted to viewing by an authenticated user on a third-party website. This vulnerability affects Firefox ESR < 52.8 and Firefox < 60.
Published: 2018-06-11
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1376-1 firefox-esr security update
Debian DSA Debian DSA DSA-4199-1 firefox-esr security update
EUVD EUVD EUVD-2018-16943 Same-origin protections for the PDF viewer can be bypassed, allowing a malicious site to intercept messages meant for the viewer. This could allow the site to retrieve PDF files restricted to viewing by an authenticated user on a third-party website. This vulnerability affects Firefox ESR < 52.8 and Firefox < 60.
Ubuntu USN Ubuntu USN USN-3645-1 Firefox vulnerabilities
History

Tue, 25 Nov 2025 18:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Vendors & Products Mozilla firefox Esr

Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Mozilla Firefox
Redhat Enterprise Linux Enterprise Linux Desktop Enterprise Linux Server Enterprise Linux Server Aus Enterprise Linux Server Eus Enterprise Linux Server Tus Enterprise Linux Workstation
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-05T05:26:46.995Z

Reserved: 2018-01-03T00:00:00.000Z

Link: CVE-2018-5157

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-06-11T21:29:15.233

Modified: 2025-11-25T17:50:16.803

Link: CVE-2018-5157

cve-icon Redhat

Severity : Important

Publid Date: 2018-05-09T00:00:00Z

Links: CVE-2018-5157 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses