VendorsMozillafirefoxany version
Vulnerabilities

Mozilla Firefox any version

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

2913CVEs
CVE-2009-3079
Unspecified vulnerability in Mozilla Firefox before 3.0.14, and 3.5.x before 3.5.3, allows remote attackers to execute arbitrary JavaScript with chrome privileges via vectors involving an object, the FeedWriter, and the BrowserFeedWriter.
Published 2009-09-10 · Modified
10.0EPSS 0.039
CVE-2008-5017
Integer overflow in xpcom/io/nsEscape.cpp in the browser engine in Mozilla Firefox 3.x before 3.0.4, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) via unknown vectors.
Published 2008-11-13 · Modified
10.0EPSS 0.038
CVE-2008-5018
The JavaScript engine in Mozilla Firefox 3.x before 3.0.4, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) via vectors related to "insufficient class checking" in the Date class.
Published 2008-11-13 · Modified
10.0EPSS 0.038
CVE-2021-38503
The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
Published 2021-12-08 · Modified
10.0EPSS 0.038
CVE-2017-5397
The cache directory on the local file system is set to be world writable. Firefox defaults to extracting libraries from this cache. This allows for the possibility of an installed malicious application or tools with write access to the file system to replace files used by Firefox with their own versions. This vulnerability affects Firefox < 51.0.3.
Published 2018-06-11 · Modified
10.0EPSS 0.038
CVE-2014-1541
Use-after-free vulnerability in the RefreshDriverTimer::TickDriver function in the SMIL Animation Controller in Mozilla Firefox before 30.0, Firefox ESR 24.x before 24.6, and Thunderbird before 24.6 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted web content.
Published 2014-06-11 · Modified
10.0EPSS 0.037
CVE-2009-2471
The setTimeout function in Mozilla Firefox before 3.0.12 does not properly preserve object wrapping, which allows remote attackers to execute arbitrary JavaScript with chrome privileges via a crafted call, related to XPCNativeWrapper.
Published 2009-07-22 · Modified
10.0EPSS 0.037
CVE-2017-5398
Memory safety bugs were reported in Thunderbird 45.7. 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 Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.
Published 2018-06-11 · Modified
10.0EPSS 0.037
CVE-2011-2984
Mozilla Firefox before 3.6.20, SeaMonkey 2.x, Thunderbird 3.x before 3.1.12, and possibly other products does not properly handle the dropping of a tab element, which allows remote attackers to execute arbitrary JavaScript code with chrome privileges by establishing a content area and registering for drop events.
Published 2011-08-18 · Modified
10.0EPSS 0.036
CVE-2008-5052
The AppendAttributeValue function in the JavaScript engine in Mozilla Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) via unknown vectors that trigger memory corruption, as demonstrated by e4x/extensions/regress-410192.js.
Published 2008-11-13 · Modified
10.0EPSS 0.034
CVE-2013-0795
The System Only Wrapper (SOW) implementation in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, Thunderbird ESR 17.x before 17.0.5, and SeaMonkey before 2.17 does not prevent use of the cloneNode method for cloning a protected node, which allows remote attackers to bypass the Same Origin Policy or possibly execute arbitrary JavaScript code with chrome privileges via a crafted web site.
Published 2013-04-03 · Modified
10.0EPSS 0.034
CVE-2017-7826
Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4. 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 Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
Published 2018-06-11 · Modified
10.0EPSS 0.033
CVE-2004-0764
Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7, allow remote web sites to hijack the user interface via the "chrome" flag and XML User Interface Language (XUL) files.
Published 2004-08-03 · Modified
10.0EPSS 0.032
CVE-2008-5500
The layout engine in Mozilla Firefox 3.x before 3.0.5 and 2.x before 2.0.0.19, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote attackers to cause a denial of service (crash) and possibly trigger memory corruption via vectors related to (1) a reachable assertion or (2) an integer overflow.
Published 2008-12-17 · Modified
10.0EPSS 0.032
CVE-2015-7205
Integer underflow in the RTPReceiverVideo::ParseRtpPacket function in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.5 might allow remote attackers to obtain sensitive information, cause a denial of service, or possibly have unspecified other impact by triggering a crafted WebRTC RTP packet.
Published 2015-12-16 · Modified
10.0EPSS 0.032
CVE-2011-3652
The browser engine in Mozilla Firefox before 8.0 and Thunderbird before 8.0 does not properly allocate memory, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.
Published 2011-11-09 · Modified
10.0EPSS 0.032
CVE-2007-2176
Unspecified vulnerability in Mozilla Firefox allows remote attackers to execute arbitrary code via unspecified vectors involving Javascript errors. NOTE: this might be the same issue as CVE-2007-2175.
Published 2007-04-24 · Modified
10.0EPSS 0.030
CVE-2017-7810
Memory safety bugs were reported in Firefox 55 and Firefox ESR 52.3. 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 Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
Published 2018-06-11 · Modified
10.0EPSS 0.028
CVE-2015-2739
The ArrayBufferBuilder::append function in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 accesses unintended memory locations, which has unspecified impact and attack vectors.
Published 2015-07-06 · Modified
10.0EPSS 0.027
CVE-2018-5151
Memory safety bugs were reported in Firefox 59. 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 Firefox < 60.
Published 2018-06-11 · Modified
10.0EPSS 0.027
CVE-2020-12388
The Firefox content processes did not sufficiently lockdown access control which could result in a sandbox escape. *Note: this issue only affects Firefox on Windows operating systems.*. This vulnerability affects Firefox ESR < 68.8 and Firefox < 76.
Published 2020-05-26 · Modified
10.0EPSS 0.027
CVE-2017-7827
Memory safety bugs were reported in Firefox 56. 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 Firefox < 57.
Published 2018-06-11 · Modified
10.0EPSS 0.027
CVE-2017-7779
Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. 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 < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Published 2018-06-11 · Modified
10.0EPSS 0.027
CVE-2015-2734
The CairoTextureClientD3D9::BorrowDrawTarget function in the Direct3D 9 implementation in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 reads data from uninitialized memory locations, which has unspecified impact and attack vectors.
Published 2015-07-06 · Modified
10.0EPSS 0.027
CVE-2015-2737
The rx::d3d11::SetBufferData function in the Direct3D 11 implementation in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 reads data from uninitialized memory locations, which has unspecified impact and attack vectors.
Published 2015-07-06 · Modified
10.0EPSS 0.027
CVE-2015-2738
The YCbCrImageDataDeserializer::ToDataSourceSurface function in the YCbCr implementation in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 reads data from uninitialized memory locations, which has unspecified impact and attack vectors.
Published 2015-07-06 · Modified
10.0EPSS 0.027
CVE-2020-12395
Mozilla developers and community members reported memory safety bugs present in Firefox 75 and Firefox ESR 68.7. 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 ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
Published 2020-05-26 · Modified
10.0EPSS 0.023
CVE-2017-7811
Memory safety bugs were reported in Firefox 55. 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 Firefox < 56.
Published 2018-06-11 · Modified
10.0EPSS 0.022
CVE-2018-5090
Memory safety bugs were reported in Firefox 57. 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 Firefox < 58.
Published 2018-06-11 · Modified
10.0EPSS 0.022
CVE-2017-5399
Memory safety bugs were reported in Firefox 51. 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 Firefox < 52 and Thunderbird < 52.
Published 2018-06-11 · Modified
10.0EPSS 0.022
CVE-2018-18502
Mozilla developers and community members reported memory safety bugs present in Firefox 64. 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 Firefox < 65.
Published 2019-02-05 · Modified
10.0EPSS 0.022
CVE-2025-2857
Incorrect handle could lead to sandbox escapes
Published 2025-03-27 · Modified
10.0EPSS 0.019
CVE-2020-12389
The Firefox content processes did not sufficiently lockdown access control which could result in a sandbox escape. *Note: this issue only affects Firefox on Windows operating systems.*. This vulnerability affects Firefox ESR < 68.8 and Firefox < 76.
Published 2020-05-26 · Modified
10.0EPSS 0.017
CVE-2011-3079
The Inter-process Communication (IPC) implementation in Google Chrome before 18.0.1025.168, as used in Mozilla Firefox before 38.0 and other products, does not properly validate messages, which has unspecified impact and attack vectors.
Published 2012-05-01 · Modified
10.0EPSS 0.014
CVE-2021-4140
It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
Published 2022-12-22 · Modified
10.0EPSS 0.013
CVE-2026-4689
Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component
Published 2026-03-24 · Modified
10.0EPSS 0.007
CVE-2019-25136
A compromised child process could have injected XBL Bindings into privileged CSS rules, resulting in arbitrary code execution and a sandbox escape. This vulnerability affects Firefox < 70.
Published 2023-06-19 · Modified
10.0EPSS 0.007
CVE-2026-2778
Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component
Published 2026-02-24 · Modified
10.0EPSS 0.006
CVE-2026-2776
Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software
Published 2026-02-24 · Modified
10.0EPSS 0.006
CVE-2026-2761
Sandbox escape in the Graphics: WebRender component
Published 2026-02-24 · Modified
10.0EPSS 0.006
← Prev5 / 73Next →