WebExtensions with the "ActiveTab" permission are able to access frames hosted within the active tab even if the frames are cross-origin. Malicious extensions can inject frames from arbitrary origins into the loaded page and then interact with them, bypassing same-origin user expectations with this permission. This vulnerability affects Firefox < 58.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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EUVD-2018-16902 | WebExtensions with the "ActiveTab" permission are able to access frames hosted within the active tab even if the frames are cross-origin. Malicious extensions can inject frames from arbitrary origins into the loaded page and then interact with them, bypassing same-origin user expectations with this permission. This vulnerability affects Firefox < 58. |
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USN-3544-1 | Firefox vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.

Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2024-08-05T05:26:46.975Z
Reserved: 2018-01-03T00:00:00
Link: CVE-2018-5116

No data.

Status : Modified
Published: 2018-06-11T21:29:13.530
Modified: 2024-11-21T04:08:08.513
Link: CVE-2018-5116

No data.

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