4.3

CVE-2021-23953

If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 85.0
Mozilla ≫ Firefox ESR Version < 78.7
Mozilla ≫ Thunderbird Version < 78.7
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.05% 0.6
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:P/I:N/A:N
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://bugzilla.mozilla.org/show_bug.cgi?id=1683940
Vendor Advisory
Issue Tracking
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2021-03/
Vendor Advisory
Release Notes
https://www.mozilla.org/security/advisories/mfsa2021-04/
Vendor Advisory
Release Notes
https://www.mozilla.org/security/advisories/mfsa2021-05/
Vendor Advisory
Release Notes