Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Total 3821 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2016-9067 1 Mozilla 1 Firefox 2026-06-17 5.0 MEDIUM 6.5 MEDIUM
Two use-after-free errors during DOM operations resulting in potentially exploitable crashes. This vulnerability affects Firefox < 50.
CVE-2016-9066 2 Debian, Mozilla 3 Debian Linux, Firefox, Thunderbird 2026-06-17 5.0 MEDIUM 7.5 HIGH
A buffer overflow resulting in a potentially exploitable crash due to memory allocation issues when handling large amounts of incoming data. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
CVE-2016-9065 2 Google, Mozilla 2 Android, Firefox 2026-06-17 5.0 MEDIUM 7.5 HIGH
The location bar in Firefox for Android can be spoofed by forcing a user into fullscreen mode, blocking its exiting, and creating of a fake location bar without any user notification. Note: This issue only affects Firefox for Android. Other versions and operating systems are unaffected. This vulnerability affects Firefox < 50.
CVE-2016-9064 1 Mozilla 1 Firefox 2026-06-17 4.3 MEDIUM 5.9 MEDIUM
Add-on updates failed to verify that the add-on ID inside the signed package matched the ID of the add-on being updated. An attacker who could perform a man-in-the-middle attack on the user's connection to the update server and defeat the certificate pinning protection could provide a malicious signed add-on instead of a valid update. This vulnerability affects Firefox ESR < 45.5 and Firefox < 50.
CVE-2016-9063 3 Debian, Mozilla, Python 3 Debian Linux, Firefox, Python 2026-06-17 7.5 HIGH 9.8 CRITICAL
An integer overflow during the parsing of XML using the Expat library. This vulnerability affects Firefox < 50.
CVE-2016-9062 2 Google, Mozilla 2 Android, Firefox 2026-06-17 2.1 LOW 3.3 LOW
Private browsing mode leaves metadata information, such as URLs, for sites visited in "browser.db" and "browser.db-wal" files within the Firefox profile after the mode is exited. Note: This issue only affects Firefox for Android. Other versions and operating systems are unaffected. This vulnerability affects Firefox < 50.
CVE-2016-9061 2 Google, Mozilla 2 Android, Firefox 2026-06-17 5.0 MEDIUM 7.5 HIGH
A previously installed malicious Android application which defines a specific signature-level permissions used by Firefox can access API keys meant for Firefox only. Note: This issue only affects Firefox for Android. Other versions and operating systems are unaffected. This vulnerability affects Firefox < 50.
CVE-2016-8635 2 Mozilla, Redhat 7 Network Security Services, Enterprise Linux Desktop, Enterprise Linux Server and 4 more 2026-06-17 4.3 MEDIUM 5.3 MEDIUM
It was found that Diffie Hellman Client key exchange handling in NSS 3.21.x was vulnerable to small subgroup confinement attack. An attacker could use this flaw to recover private keys by confining the client DH key to small subgroup of the desired group.
CVE-2016-7153 5 Apple, Google, Microsoft and 2 more 6 Safari, Chrome, Edge and 3 more 2026-06-17 5.0 MEDIUM 5.3 MEDIUM
The HTTP/2 protocol does not consider the role of the TCP congestion window in providing information about content length, which makes it easier for remote attackers to obtain cleartext data by leveraging a web-browser configuration in which third-party cookies are sent, aka a "HEIST" attack.
CVE-2016-7152 5 Apple, Google, Microsoft and 2 more 6 Safari, Chrome, Edge and 3 more 2026-06-17 5.0 MEDIUM 5.3 MEDIUM
The HTTPS protocol does not consider the role of the TCP congestion window in providing information about content length, which makes it easier for remote attackers to obtain cleartext data by leveraging a web-browser configuration in which third-party cookies are sent, aka a "HEIST" attack.
CVE-2016-5299 2 Google, Mozilla 2 Android, Firefox 2026-06-17 5.0 MEDIUM 7.5 HIGH
A previously installed malicious Android application with same signature-level permissions as Firefox can intercept AuthTokens meant for Firefox only. Note: This issue only affects Firefox for Android. Other versions and operating systems are unaffected. This vulnerability affects Firefox < 50.
CVE-2016-5298 2 Google, Mozilla 2 Android, Firefox 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
A mechanism where disruption of the loading of a new web page can cause the previous page's favicon and SSL indicator to not be reset when the new page is loaded. Note: this issue only affects Firefox for Android. Desktop Firefox is unaffected. This vulnerability affects Firefox < 50.
CVE-2016-5297 2 Debian, Mozilla 3 Debian Linux, Firefox, Thunderbird 2026-06-17 7.5 HIGH 9.8 CRITICAL
An error in argument length checking in JavaScript, leading to potential integer overflows or other bounds checking issues. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
CVE-2016-5296 2 Debian, Mozilla 3 Debian Linux, Firefox, Thunderbird 2026-06-17 5.0 MEDIUM 7.5 HIGH
A heap-buffer-overflow in Cairo when processing SVG content caused by compiler optimization, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
CVE-2016-5295 2 Microsoft, Mozilla 2 Windows, Firefox 2026-06-17 4.6 MEDIUM 7.8 HIGH
This vulnerability allows an attacker to use the Mozilla Maintenance Service to escalate privilege by having the Maintenance Service invoke the Mozilla Updater to run malicious local files. This vulnerability requires local system access and is a variant of MFSA2013-44. Note: this issue only affects Windows operating systems. This vulnerability affects Firefox < 50.
CVE-2016-5294 2 Microsoft, Mozilla 3 Windows, Firefox, Thunderbird 2026-06-17 2.1 LOW 5.5 MEDIUM
The Mozilla Updater can be made to choose an arbitrary target working directory for output files resulting from the update process. This vulnerability requires local system access. Note: this issue only affects Windows operating systems. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
CVE-2016-5293 3 Debian, Microsoft, Mozilla 3 Debian Linux, Windows, Firefox 2026-06-17 2.1 LOW 5.5 MEDIUM
When the Mozilla Updater is run, if the Updater's log file in the working directory points to a hardlink, data can be appended to an arbitrary local file. This vulnerability requires local system access. Note: this issue only affects Windows operating systems. This vulnerability affects Firefox ESR < 45.5 and Firefox < 50.
CVE-2016-5292 1 Mozilla 1 Firefox 2026-06-17 4.3 MEDIUM 6.5 MEDIUM
During URL parsing, a maliciously crafted URL can cause a potentially exploitable crash. This vulnerability affects Firefox < 50.
CVE-2016-5291 2 Debian, Mozilla 3 Debian Linux, Firefox, Thunderbird 2026-06-17 4.9 MEDIUM 5.5 MEDIUM
A same-origin policy bypass with local shortcut files to load arbitrary local content from disk. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
CVE-2016-5290 2 Debian, Mozilla 3 Debian Linux, Firefox, Thunderbird 2026-06-17 7.5 HIGH 9.8 CRITICAL
Memory safety bugs were reported in Firefox 49 and Firefox ESR 45.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.