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CVSS: 7.8EPSS: 0%CPEs: 2EXPL: 0

19 Jun 2023 — When recording the screen while in Private Browsing on Firefox for Android the address bar and keyboard were not hidden, potentially leaking sensitive information. *This bug only affects Firefox for Android. Other operating systems are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112. • https://bugzilla.mozilla.org/show_bug.cgi?id=1780842 •

CVSS: 9.4EPSS: 0%CPEs: 2EXPL: 0

19 Jun 2023 — 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. • https://bugzilla.mozilla.org/show_bug.cgi?id=1816007 •

CVSS: 10.0EPSS: 0%CPEs: 3EXPL: 0

30 May 2023 — Memory safety bugs present in Firefox 111. 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 for Android < 112, Firefox < 112, and Focus for Android < 112. Multiple vulnerabilities have been discovered in Mozilla Firefox, the worst of which could result in arbitrary code execution. Versions greater than or equal to 102.10.0:esr are affected. • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1763625%2C1814314%2C1815798%2C1815890%2C1819239%2C1819465%2C1819486%2C1819492%2C1819957%2C1820514%2C1820776%2C1821838%2C1822175%2C1823547 • CWE-787: Out-of-bounds Write •

CVSS: 7.6EPSS: 0%CPEs: 3EXPL: 0

30 May 2023 — Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112. Multiple vulnerabilities have been discovered in Mozilla Firefox, the worst of which could result in arbitrary code execution. Versions greater than or equal to 102.10.0:esr are affected. • https://bugzilla.mozilla.org/show_bug.cgi?id=1823365 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •

CVSS: 7.8EPSS: 0%CPEs: 3EXPL: 0

30 May 2023 — If multiple instances of resource exhaustion occurred at the incorrect time, the garbage collector could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112. Multiple vulnerabilities have been discovered in Mozilla Firefox, the worst of which could result in arbitrary code execution. Versions greater than or equal to 102.10.0:esr are affected. • https://bugzilla.mozilla.org/show_bug.cgi?id=1818781 • CWE-400: Uncontrolled Resource Consumption •

CVSS: 7.8EPSS: 0%CPEs: 3EXPL: 0

30 May 2023 — When a secure cookie existed in the Firefox cookie jar an insecure cookie for the same domain could have been created, when it should have silently failed. This could have led to a desynchronization in expected results when reading from the secure cookie. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112. Multiple vulnerabilities have been discovered in Mozilla Firefox, the worst of which could result in arbitrary code execution. Versions greater than or equal ... • https://bugzilla.mozilla.org/show_bug.cgi?id=1783536 •

CVSS: 10.0EPSS: 0%CPEs: 5EXPL: 0

13 Apr 2023 — Memory safety bugs present in Firefox 111 and Firefox ESR 102.9. 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 < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developers Andrew Osmond, Sebastian Hengst, Andrew McCreight, and the Mozi... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1720594%2C1812498%2C1814217%2C1818357%2C1751945%2C1818762%2C1819493%2C1820389%2C1820602%2C1821448%2C1822413%2C1824828 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •

CVSS: 7.8EPSS: 0%CPEs: 3EXPL: 0

12 Apr 2023 — Under certain circumstances, a call to the bind function may have resulted in the incorrect realm. This may have created a vulnerability relating to JavaScript-implemented sandboxes such as SES. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112. Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensiti... • https://bugzilla.mozilla.org/show_bug.cgi?id=1823042 • CWE-326: Inadequate Encryption Strength •

CVSS: 7.5EPSS: 0%CPEs: 5EXPL: 0

12 Apr 2023 — A website could have obscured the fullscreen notification by using a combination of window.open, fullscreen requests, window.name assignments, and setInterval calls. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: A website could have obscured t... • https://bugzilla.mozilla.org/show_bug.cgi?id=1798219 • CWE-425: Direct Request ('Forced Browsing') •

CVSS: 7.8EPSS: 0%CPEs: 5EXPL: 0

12 Apr 2023 — Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. This resulted in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10. The Mozilla Foundation Security Advisory describes this flaw as: Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. This resulted... • https://bugzilla.mozilla.org/show_bug.cgi?id=1820543 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •