An attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute. This vulnerability affects Firefox for iOS < 120.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.09%
Published
2023-11-21
Updated
2023-11-30
Memory safety bugs present in Firefox 113. 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 < 114.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.10%
Published
2023-06-19
Updated
2024-01-07
Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. 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 ESR < 102.12, Firefox < 114, and Thunderbird < 102.12.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.14%
Published
2023-06-19
Updated
2024-01-07
Memory safety bugs present in Firefox 112. 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 < 113.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.10%
Published
2023-06-19
Updated
2024-01-07
A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious file extensions such as .lnk with .download. This could have led to accidental execution of malicious code. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.10%
Published
2023-06-19
Updated
2023-06-27
Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have led to potential user confusion and spoofing attacks. *This bug only affects Firefox and Focus for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112.
Source: Mozilla Corporation
Max CVSS
9.1
EPSS Score
0.18%
Published
2023-06-19
Updated
2023-06-27
An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a potentially exploitable crash. *This bug only affects Firefox and Thunderbird for macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.09%
Published
2023-06-19
Updated
2023-06-27
An invalid downcast from `nsHTMLDocument` to `nsIContent` could have lead to undefined behavior. This vulnerability affects Firefox < 110.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.13%
Published
2023-06-19
Updated
2023-06-27
Memory safety bugs present in Firefox 118. 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 < 119.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.07%
Published
2023-10-25
Updated
2024-01-07
Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. 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 < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.12%
Published
2023-10-25
Updated
2023-11-01
Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2. 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 < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.13%
Published
2023-09-27
Updated
2023-10-12
During process shutdown, it was possible that an `ImageBitmap` was created that would later be used after being freed from a different codepath, leading to a potentially exploitable crash. This vulnerability affects Firefox < 118.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.07%
Published
2023-09-27
Updated
2024-01-07
If Windows failed to duplicate a handle during process creation, the sandbox code may have inadvertently freed a pointer twice, resulting in a use-after-free and a potentially exploitable crash. *This bug only affects Firefox on Windows when run in non-standard configurations (such as using `runas`). Other operating systems are unaffected.* This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.07%
Published
2023-09-27
Updated
2023-09-29
A hashtable in the Ion Engine could have been mutated while there was a live interior reference, leading to a potential use-after-free and exploitable crash. This vulnerability affects Firefox < 118.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.07%
Published
2023-09-27
Updated
2024-01-07
A compromised content process could have provided malicious data to `FilterNodeD2D1` resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.07%
Published
2023-09-27
Updated
2023-10-10
Memory safety bugs present in Firefox 115. 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 < 116.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.07%
Published
2023-08-01
Updated
2024-01-07
Memory safety bugs present in Firefox 115, Firefox ESR 115.0, and Thunderbird 115.0. 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 < 116, Firefox ESR < 115.1, and Thunderbird < 115.1.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.06%
Published
2023-08-01
Updated
2023-08-07
Memory safety bugs present in Firefox 115, Firefox ESR 115.0, Firefox ESR 102.13, Thunderbird 115.0, and Thunderbird 102.13. 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 < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.15%
Published
2023-08-01
Updated
2023-08-11
A use-after-free in WebGL extensions could have led to a potentially exploitable crash. This vulnerability affects Firefox < 107, Firefox ESR < 102.6, and Thunderbird < 102.6.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.35%
Published
2022-12-22
Updated
2023-05-03
If an out-of-memory condition occurred when creating a JavaScript global, a JavaScript realm may be deleted while references to it lived on in a BaseShape. This could lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.16%
Published
2022-12-22
Updated
2023-01-04
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 102. 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 < 103.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.27%
Published
2022-12-22
Updated
2023-01-03
Mozilla developers Bryce Seager van Dyk and the Mozilla Fuzzing Team reported potential vulnerabilities present in Firefox 101. 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 < 102.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.27%
Published
2022-12-22
Updated
2022-12-30
ASN.1 parsing of an indefinite SEQUENCE inside an indefinite GROUP could have resulted in the parser accepting malformed ASN.1. This vulnerability affects Firefox < 102.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.19%
Published
2022-12-22
Updated
2023-01-04
Session history navigations may have led to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.16%
Published
2022-12-22
Updated
2023-01-04
Mozilla developers Gabriele Svelto, Timothy Nikkel, Randell Jesup, Jon Coppeard, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 100. 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 < 101.
Source: Mozilla Corporation
Max CVSS
9.8
EPSS Score
0.27%
Published
2022-12-22
Updated
2023-01-04
802 vulnerabilities found
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