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MozillaThunderbird

8 matches found

CVE
CVE•added 2021/02/26 3:15 a.m.•427 views

CVE-2021-23954

Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR

8.8CVSS8.4AI score0.00302EPSS
CVE
CVE•added 2021/02/26 2:15 a.m.•306 views

CVE-2021-23968

If Content Security Policy blocked frame navigation, the full destination of a redirect served in the frame was reported in the violation report; as opposed to the original frame URI. This could be used to leak sensitive information contained in such URIs. This vulnerability affects Firefox < 86...

4.3CVSS5.4AI score0.01163EPSS
CVE
CVE•added 2021/02/26 2:15 a.m.•287 views

CVE-2021-23969

As specified in the W3C Content Security Policy draft, when creating a violation report, "User agents need to ensure that the source file is the URL requested by the page, pre-redirects. If that’s not possible, user agents need to strip the URL down to an origin to avoid unintentional leakage." Und...

4.3CVSS5.6AI score0.01163EPSS
CVE
CVE•added 2021/02/26 2:15 a.m.•271 views

CVE-2021-23973

When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR

6.5CVSS6.6AI score0.00817EPSS
CVE
CVE•added 2021/02/26 3:15 a.m.•260 views

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

4.3CVSS5.5AI score0.00382EPSS
CVE
CVE•added 2021/02/26 4:15 p.m.•240 views

CVE-2021-23978

Mozilla developers reported memory safety bugs present in Firefox 85 and Firefox ESR 78.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 86, Thunde...

8.8CVSS9.1AI score0.00754EPSS
CVE
CVE•added 2021/02/26 3:15 a.m.•238 views

CVE-2021-23960

Performing garbage collection on re-declared JavaScript variables resulted in a user-after-poison, and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR

8.8CVSS8.2AI score0.00421EPSS
CVE
CVE•added 2021/02/26 4:15 p.m.•214 views

CVE-2021-23964

Mozilla developers reported memory safety bugs present in Firefox 84 and Firefox ESR 78.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 85, Thunde...

8.8CVSS9.1AI score0.0052EPSS