CVE-2022-26384

Mozilla: iframe allow-scripts sandbox bypass

Published Dec 22, 2022 CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Description
If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scripts</code>, they were able to craft a link that, when clicked, would lead to JavaScript execution in violation of the sandbox. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2942-1 firefox-esr security update
Debian DLA Debian DLA DLA-2961-1 thunderbird security update
Debian DSA Debian DSA DSA-5097-1 firefox-esr security update
Debian DSA Debian DSA DSA-5106-1 thunderbird security update
EUVD EUVD EUVD-2022-30943 If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scripts</code>, they were able to craft a link that, when clicked, would lead to JavaScript execution in violation of the sandbox. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.
Ubuntu USN Ubuntu USN USN-5321-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-5321-2 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-5345-1 Thunderbird vulnerabilities
History
Type Values Removed Values Added
Weaknesses CWE-693
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Apr 16, 2025, 2:17 PM
Reserved
Mar 3, 2022, 12:00 AM
Status
Modified
Published
Dec 22, 2022, 8:15 PM
Modified
Jun 17, 2026, 4:35 AM
Severity
Important
Public date
Mar 8, 2022, 12:00 AM