CVE-2026-124944 · Other
NO FIX YET · SEE WHAT TO DO
Firefox's Marionette component, the remote-control interface used for browser automation, can disclose information. The sources do not say what information or what an attacker must do to reach it.
first public Nov 10, 2026 · 1 source
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Firefox installs before version 160 are affected. Systems that run Firefox with Marionette enabled, such as browser automation or test setups, are the ones most likely to expose the interface. Sources do not say whether ordinary desktop use is affected.
Not affected if firefox-160-or-later
Who cares browser-automation, firefox
firefox --version; versions before 160 are affected by this report.marionette.enabled preference in about:config.160 or later.Information disclosure in the Marionette component. This vulnerability was fixed in Firefox 160.
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
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