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firefox

Vendor: Mozilla • 3,184 CVEs

CVEs (3,184)

CVE
VENDORS
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PUBLISHED
CVSS
4Canonical
DebianMozilla+1 more
5Debian Linux
FirefoxLeap+2 more
May 6, 2026
Jun 13, 2016
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Heap-based buffer overflow in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allows remote attackers to execute arbitrary code via foreign-context HTML5 fragments, as demonstrated by fragments within an SVG...Show more
Heap-based buffer overflow in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allows remote attackers to execute arbitrary code via foreign-context HTML5 fragments, as demonstrated by fragments within an SVG element.Show less
6Canonical
DebianMozilla+3 more
21Debian Linux
Enterprise Linux DesktopEnterprise Linux For Ibm Z Systems+18 more
May 6, 2026
Jun 13, 2016
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allow remote attackers to cause a denial of service (memory corruption and application crash) or...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
4Canonical
MozillaNovell+1 more
7Firefox
LeapOpensuse+4 more
May 6, 2026
Jun 13, 2016
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 47.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code v...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 47.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
9Apple
CanonicalDebian+6 more
14Debian Linux
FirefoxLeap+11 more
May 6, 2026
May 26, 2016
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Expat allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a malformed input document, which triggers a buffer overflow.
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
4.3 MEDIUM· v3
4.3 MEDIUM· v2
The Firefox Health Reports (aka FHR or about:healthreport) feature in Mozilla Firefox before 46.0 does not properly restrict the origin of events, which makes it easier for remote attackers to modify sharing preferences...Show more
The Firefox Health Reports (aka FHR or about:healthreport) feature in Mozilla Firefox before 46.0 does not properly restrict the origin of events, which makes it easier for remote attackers to modify sharing preferences by leveraging access to the remote-report IFRAME element.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
5.4 MEDIUM· v3
4.3 MEDIUM· v2
The WebExtension sandbox feature in browser/components/extensions/ext-tabs.js in Mozilla Firefox before 46.0 does not properly restrict principal inheritance during chrome.tabs.create and chrome.tabs.update API calls, wh...Show more
The WebExtension sandbox feature in browser/components/extensions/ext-tabs.js in Mozilla Firefox before 46.0 does not properly restrict principal inheritance during chrome.tabs.create and chrome.tabs.update API calls, which allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted extension that accesses a (1) javascript: or (2) data: URL.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
Mozilla Firefox before 46.0 allows remote attackers to bypass the Content Security Policy (CSP) protection mechanism via the multipart/x-mixed-replace content type.
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Heap-based buffer overflow in the stagefright::SampleTable::parseSampleCencInfo function in libstagefright in Mozilla Firefox before 46.0, Firefox ESR 38.x before 38.8, and Firefox ESR 45.x before 45.1 allows remote atta...Show more
Heap-based buffer overflow in the stagefright::SampleTable::parseSampleCencInfo function in libstagefright in Mozilla Firefox before 46.0, Firefox ESR 38.x before 38.8, and Firefox ESR 45.x before 45.1 allows remote attackers to execute arbitrary code via crafted CENC offsets that lead to mismanagement of the sizes table.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
6.5 MEDIUM· v3
4.3 MEDIUM· v2
Mozilla Firefox before 46.0 on Android does not properly restrict JavaScript access to orientation and motion data, which allows remote attackers to obtain sensitive information about a device's physical environment, and...Show more
Mozilla Firefox before 46.0 on Android does not properly restrict JavaScript access to orientation and motion data, which allows remote attackers to obtain sensitive information about a device's physical environment, and possibly discover PIN values, via a crafted web site, a similar issue to CVE-2016-1780.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
7.5 HIGH· v3
5.1 MEDIUM· v2
Race condition in the get implementation in the ServiceWorkerManager class in the Service Worker subsystem in Mozilla Firefox before 46.0 allows remote attackers to execute arbitrary code or cause a denial of service (bu...Show more
Race condition in the get implementation in the ServiceWorkerManager class in the Service Worker subsystem in Mozilla Firefox before 46.0 allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) via a crafted web site.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
Use-after-free vulnerability in the ServiceWorkerInfo class in the Service Worker subsystem in Mozilla Firefox before 46.0 allows remote attackers to execute arbitrary code via vectors related to the BeginReading method.
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
5.0 MEDIUM· v3
4.3 MEDIUM· v2
Mozilla Firefox before 46.0 on Android before 5.0 allows attackers to bypass intended Signature access requirements via a crafted application that leverages content-provider permissions, as demonstrated by reading the br...Show more
Mozilla Firefox before 46.0 on Android before 5.0 allows attackers to bypass intended Signature access requirements via a crafted application that leverages content-provider permissions, as demonstrated by reading the browser history or a saved password.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
5.5 MEDIUM· v3
5.8 MEDIUM· v2
The Mozilla Maintenance Service updater in Mozilla Firefox before 46.0 on Windows allows user-assisted remote attackers to delete arbitrary files by leveraging certain local file execution.
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
7.5 HIGH· v3
5.1 MEDIUM· v2
The watch implementation in the JavaScript engine in Mozilla Firefox before 46.0, Firefox ESR 38.x before 38.8, and Firefox ESR 45.x before 45.1 allows remote attackers to execute arbitrary code or cause a denial of serv...Show more
The watch implementation in the JavaScript engine in Mozilla Firefox before 46.0, Firefox ESR 38.x before 38.8, and Firefox ESR 45.x before 45.1 allows remote attackers to execute arbitrary code or cause a denial of service (generation-count overflow, out-of-bounds HashMap write access, and application crash) via a crafted web site.Show less
3Mozilla
OpensuseSuse
4Firefox
LeapLinux Enterprise+1 more
May 6, 2026
Apr 30, 2016
N/A· v4
8.8 HIGH· v3
10.0 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0, Firefox ESR 38.x before 38.8, and Firefox ESR 45.x before 45.1 allow remote attackers to cause a denial of service (memory corrup...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0, Firefox ESR 38.x before 38.8, and Firefox ESR 45.x before 45.1 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
4Debian
MozillaOpensuse+1 more
5Debian Linux
FirefoxLeap+2 more
May 6, 2026
Apr 30, 2016
N/A· v4
8.8 HIGH· v3
10.0 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0 and Firefox ESR 45.x before 45.1 allow remote attackers to cause a denial of service (memory corruption and application crash) or...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0 and Firefox ESR 45.x before 45.1 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
8.8 HIGH· v3
10.0 HIGH· v2
Unspecified vulnerability in the browser engine in Mozilla Firefox ESR 38.x before 38.8 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code vi...Show more
Unspecified vulnerability in the browser engine in Mozilla Firefox ESR 38.x before 38.8 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
1Mozilla
1Firefox
May 6, 2026
Apr 30, 2016
N/A· v4
8.8 HIGH· v3
10.0 HIGH· v2
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code v...Show more
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.Show less
5Mozilla
OpensuseOracle+2 more
6Firefox
Graphite2Leap+3 more
May 6, 2026
Mar 13, 2016
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
The graphite2::TtfUtil::CmapSubtable4NextCodepoint function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to cause a denial of service (buffe...Show more
The graphite2::TtfUtil::CmapSubtable4NextCodepoint function in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted Graphite smart font.Show less
5Mozilla
OpensuseOracle+2 more
6Firefox
Graphite2Leap+3 more
May 6, 2026
Mar 13, 2016
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
The graphite2::TtfUtil::CmapSubtable12Lookup function in TtfUtil.cpp in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to cause a denial of servi...Show more
The graphite2::TtfUtil::CmapSubtable12Lookup function in TtfUtil.cpp in Graphite 2 before 1.3.6, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted Graphite smart font, a different vulnerability than CVE-2016-2797.Show less