CVE-2023-6869: Medium severity firefox vulnerability
A <dialog> element could have been manipulated to paint content outside of a sandboxed iframe. This could allow untrusted content to display under the guise of trusted content. This vulnerability affects Firefox < 121.
Other sources
A <dialog> element could have been manipulated to paint content outside of a sandboxed iframe. This could allow untrusted content to display under the guise of trusted content.
— Mozilla
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2023-6869?
CVE-2023-6869 has been classified with a moderate severity level due to its potential to deceive users by allowing untrusted content to appear as trusted.
How do I fix CVE-2023-6869?
To fix CVE-2023-6869, update your Firefox browser to version 121 or later.
Which versions of Firefox are affected by CVE-2023-6869?
CVE-2023-6869 affects all versions of Firefox prior to version 121.
What can be exploited through CVE-2023-6869?
CVE-2023-6869 can be exploited to manipulate a <dialog> element to paint content outside of a sandboxed iframe.
Is there a workaround for CVE-2023-6869?
There are no known effective workarounds for CVE-2023-6869; updating to a secure version of Firefox is recommended.