CVE-2017-7788

Mozilla: Sandboxed about:srcdoc frames do not inherit CSP directives (MFSA 2017-18)

Published Jun 11, 2018 CVSS 3.0 · 9.8 Critical EPSS 2.3% KEV · Not listed
Description
When an "iframe" has a "sandbox" attribute and its content is specified using "srcdoc", that content does not inherit the containing page's Content Security Policy (CSP) as it should unless the sandbox attribute included "allow-same-origin". This vulnerability affects Firefox < 55.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2017-16763 When an "iframe" has a "sandbox" attribute and its content is specified using "srcdoc", that content does not inherit the containing page's Content Security Policy (CSP) as it should unless the sandbox attribute included "allow-same-origin". This vulnerability affects Firefox < 55.
Ubuntu USN Ubuntu USN USN-3391-1 Firefox vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Aug 5, 2024, 4:12 PM
Reserved
Apr 12, 2017, 12:00 AM
Status
Modified
Published
Jun 11, 2018, 9:29 PM
Modified
Jun 17, 2026, 1:25 AM
Severity
Low
Public date
Aug 8, 2017, 12:00 AM