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PRIOn knowledge basePRION:CVE-2021-23999HistoryJun 24, 2021 - 2:15 p.m.
Code injection
2021-06-2414:15:00
PRIOn knowledge base
www.prio-n.com
12
If a Blob URL was loaded through some unusual user interaction, it could have been loaded by the System Principal and granted additional privileges that should not be granted to web content. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
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