CVE-2021-23999
Vulnerability from cvelistv5
Published
2021-06-24 13:25
Modified
2024-08-03 19:14
Severity ?
Summary
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.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1691153Exploit, Issue Tracking, Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2021-14/Release Notes, Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2021-15/Release Notes, Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2021-16/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.mozilla.org/show_bug.cgi?id=1691153Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2021-14/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2021-15/Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.mozilla.org/security/advisories/mfsa2021-16/Release Notes, Vendor Advisory
Impacted products
Vendor Product Version
Mozilla Firefox ESR Version: unspecified   < 78.10
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   Mozilla Thunderbird Version: unspecified   < 78.10
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   Mozilla Firefox Version: unspecified   < 88
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