CVE-2011-3659

CVE-2011-3659 is a use-after-free in Mozilla Firefox (before 3.6.26 and 4.x through 9.0), Thunderbird (before 3.1.18 and 5.0 through 9.0), and SeaMonkey (before 2.7). The root cause is premature notification of AttributeChildRemoved that affects access to removed nsDOMAttribute child nodes, enabl...

CVE-2012-0449

CVE-2012-0449 affects Mozilla Firefox before 3.6.26 and 4.x through 9.0, Thunderbird before 3.1.18 and 5.0 through 9.0, and SeaMonkey before 2.7. Description: remote attackers can cause memory corruption and application crash, or possibly execute arbitrary code via a malformed XSLT stylesheet emb...

CVE-2012-3991

CVE-2012-3991 affects Mozilla Firefox and related Mozilla products: Firefox and Firefox ESR before the 16.0 line, Thunderbird before 16.0, and SeaMonkey before 2.13 did not properly restrict JSAPI GetProperty access, bypassing the Same Origin Policy. This vulnerability could allow remote attacker...

CVE-2017-7751

CVE-2017-7751 is a use-after-free vulnerability in Mozilla Firefox and Thunderbird associated with content viewer listeners, affecting Firefox versions before 54, ESR before 52.2, and Thunderbird before 52.2. The underlying issue is a memory safety flaw that can lead to a potentially exploitable ...

CVE-2018-5142

Technical details are not publicly provided in the provided documents. The vulnerability concerns Firefox before 59 and Media Capture and Streams API permission notifications, but no concrete exploit/vector/fix details are included here. Monitor for updates.

CVE-2018-5145

CVE-2018-5145 concerns memory safety bugs in Mozilla Firefox ESR 52.6 that could lead to memory corruption and potential arbitrary code execution. The vulnerability affects Firefox ESR versions before 52.7 and Thunderbird versions before 52.7. Several distributions document fixes in Thunderbird a...

CVE-2018-5163

This CVE refers to Firefox

CVE-2018-5174

CVE-2018-5174 involves Windows Defender SmartScreen honoring the SEE_MASK_FLAG_NO_UI flag, allowing downloaded files to run without UI prompts on Windows 10 April 2018 Update and later. The issue, as documented in NVD and reflected in the connected Nessus/SUSE advisories, notes that Firefox and T...

CVE-2019-9802

Firefox up to version 66.0 is vulnerable (CVE-2019-9802). If a Sandbox content process is compromised, it can trigger an FTP download, have a child process render the data, and pass it to the Chrome process with an attacker-controlled length, bypassing sandbox protections and potentially reading ...

CVE-2020-12408

CVE-2020-12408 affects Mozilla Firefox earlier than 77. The issue allows an attacker browsing a document hosted on an IP address to insert certain characters that flip domain and path information in the address bar (URL spoofing). The connected sources corroborate Firefox as the affected product ...

CVE-2023-6867

CVE-2023-6867 describes a clickjacking-related issue where the timing between a button click and a popup’s disappearance matched the anti-clickjacking delay on permission prompts. Affected software includes Firefox ESR versions older than 115.6 and Firefox versions older than 121. Multiple connec...

CVE-2024-3855

CVE-2024-3855 is a Firefox vulnerability where the JIT optimizer incorrectly handled MSubstr, causing out-of-bounds reads in affected builds. The issue affects Firefox versions older than 125. The cited sources (Mozilla bug 1885828 and MFSA advisory MFSA2024-18) describe the root cause in JIT str...

CVE-2024-4772

CVE-2024-4772 affects Mozilla Firefox earlier than 126. Root cause: HTTP digest authentication nonce generated with rand(), making nonces potentially predictable. Public sources confirm Firefox 126 and newer fix the issue; affected product is Firefox (desktop/mobile variants in MFSA reference). R...

CVE-2024-4774

CVE-2024-4774 affects Mozilla Firefox earlier than 126.0. The issue is in ShmemCharMapHashEntry(), where move semantics for one data member can bypass proper move, causing potentially undefined behavior. Documents corroborate Firefox

CVE-2012-3982

CVE-2012-3982 affects Mozilla Firefox before 16.0, Firefox ESR before 10.0.8, Thunderbird before 16.0, Thunderbird ESR before 10.0.8, and SeaMonkey before 2.13. The description notes multiple unspecified vulnerabilities in the browser engine that can cause memory corruption and application crashe...

CVE-2012-4202

CVE-2012-4202 describes a heap-based buffer overflow in Firefox’s image::RasterImage::DrawFrameTo, exploitable via a crafted GIF image to execute arbitrary code. Affected products include Mozilla Firefox before 17.0, Firefox ESR before 10.0.11 (10.x), Thunderbird before 17.0, Thunderbird ESR befo...

CVE-2013-5618

CVE-2013-5618 is a use-after-free in Mozilla Firefox’s table-editing UI (nsNodeUtils::LastRelease). Affected: Firefox < 26.0, Firefox ESR < 24.2, Thunderbird < 24.2, SeaMonkey

CVE-2014-1529

CVE-2014-1529 affects Mozilla Firefox and related Mozilla products (Firefox before 29.0, ESR 24.x before 24.5, Thunderbird before 24.5, SeaMonkey before 2.26). The Web Notification API vulnerability allows remote attackers to bypass source-component restrictions and run arbitrary JavaScript in a ...

CVE-2017-5377

Concrete details found: CVE-2017-5377 is a memory–corruption vulnerability in Skia triggered when using transforms to create gradients, affecting Firefox versions earlier than 51.0.1. The underlying issue is a memory-safety defect in Skia that can cause a crash and potentially enable exploitation...

CVE-2017-5419

CVE-2017-5419 is a denial-of-service vulnerability affecting Mozilla Firefox and Thunderbird prior to version 52. The issue arises when a malicious page repeatedly triggers a modal authentication prompt, causing the browser UI to become unresponsive. Public references describe this as a DOS condi...

CVE-2017-5455

CVE-2017-5455 describes a sandbox-escape vulnerability in Firefox ESR < 52.1 and Firefox

CVE-2018-5166

CVE-2018-5166 affects Firefox

CVE-2020-15682

CVE-2020-15682 affects Firefox before 82. An attacker could trigger an external protocol prompt to be spoofed by associating it with a controlled origin, enabling spoofing. Mozilla fixed this by making external protocol prompts tab-modal and binding them to the correct origin; impact is spoofing ...

CVE-2022-45417

The CVE-2022-45417 entry corresponds to Mozilla Firefox prior to version 107, where Service Workers failed to detect Private Browsing Mode in all cases. This could cause Service Workers to be written to disk for sites visited in Private Browsing Mode, potentially leaking Private Browsing details ...

CVE-2023-23600

CVE-2023-23600 affects Firefox for Android (Firefox

CVE-2025-5267

CVE-2025-5267 is a clickjacking vulnerability affecting Firefox (versions <139 and ESR <128.11) and Thunderbird (versions <139 and

CVE-2012-4188

CVE-2012-4188 is a heap-based buffer overflow in Mozilla Firefox’s Convolve3x3 path, affecting Firefox before 16.0 (and ESR 10.x before 10.0.8), Thunderbird before 16.0 (and ESR 10.x before 10.0.8), and SeaMonkey before 2.13. The vulnerability allows remote code execution via unspecified vectors;...

CVE-2013-0764

CVE-2013-0764 affects Mozilla Firefox (before 18.0), Firefox ESR (before 17.0.2), Thunderbird (before 17.0.2 and ESR 17.x before 17.0.2), and SeaMonkey (before 2.15). The vulnerability is a thread-safety issue in nsSOCKSSocketInfo::ConnectToProxy that can allow remote code execution through craft...

CVE-2016-9080

CVE-2016-9080 is a memory-safety issue in Firefox prior to 50.1. The vulnerability family includes memory corruption that, with enough effort, could be exploited to execute arbitrary code. The CVE affects Firefox versions

CVE-2017-5384

CVE-2017-5384 : Information disclosure via Proxy Auto-Config (PAC) in Firefox

CVE-2017-5389

CVE-2017-5389 affects Firefox versions older than 51.0. The issue arises when a WebExtension uses the mozAddonManager API to modify CSP headers and redirect script loads via host requests, enabling an attacker to install additional extensions without user permission. The connected Nessus advisori...

CVE-2018-5126

CVE-2018-5126 affects Firefox versions before 59.0. The issue is memory-safety bugs in Firefox 58 that can cause memory corruption and potentially allow arbitrary code execution. Affected product: Firefox < 59. Remediation: update to Firefox 59.0 or newer. The connected documents corroborate t...

CVE-2018-5135

CVE-2018-5135 affects Mozilla Firefox versions earlier than 59.0. The issue allows WebExtensions to bypass normal restrictions and use browser.tabs.executeScript to inject scripts into contexts where injection should not be allowed (e.g., other WebExtensions or unprivileged about: pages). This is...

CVE-2018-5175

CVE-2018-5175 describes a universal CSP bypass on sites using strict-dynamic. An HTML injection flaw could reference Firefox DevTools’ require.js to bypass CSP and execute injected scripts. Affected product: Mozilla Firefox

CVE-2022-46884

CVE-2022-46884 corresponds to a use-after-free in Firefox SVG Images when the Refresh Driver is destroyed at an inopportune moment, leading to memory corruption or a potentially exploitable crash. Affected product: Firefox (desktop). Impact as described: memory safety issue with SVG Images; prior...

CVE-2023-29545

CVE-2023-29545 describes a Windows Save As issue where Firefox/Thunderbird could resolve environment-variable-like names in suggested filenames to the current user context. Affected: Firefox and Thunderbird on Windows; versions affected per the entry are Firefox < 112, Firefox ESR < 102.10,...

CVE-2023-37208

CVE-2023-37208 affects Firefox (<115), Firefox ESR (<102.13), and Thunderbird (

CVE-2011-3062

CVE-2011-3062 : An off-by-one error in the OpenType Sanitizer used by Google Chrome prior to 18.0.1025.142 allows remote attackers to cause a denial of service or possibly other impact via a crafted OpenType file. The MiracleLinux/OpenSUSE/Oracle Solaris advisories reference this CVE as part of C...

CVE-2012-3959

CVE-2012-3959 describes a use-after-free in Mozilla Firefox’s nsRangeUpdater::SelAdjDeleteNode, affecting Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12. The vulnerability allows remote attackers to execu...

CVE-2013-0745

This CVE (CVE-2013-0745) affects Mozilla Firefox prior to 18.0, Firefox ESR 17.x before 17.0.2, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.2, and SeaMonkey before 2.15. It is caused by the AutoWrapperChanger not interacting correctly with garbage collection, enabling remote code ...

CVE-2013-0761

CVE-2013-0761 is a use-after-free vulnerability in Firefox’s mozilla::TrackUnionStream::EndTrack that could allow remote code execution or a denial of service via heap memory corruption. Affected products include Firefox before 18.0 (and ESR 17.x before 17.0.1), Thunderbird before 17.0.2 (and ESR...

CVE-2016-9064

CVE-2016-9064 affects Mozilla Firefox and Firefox ESR due to inadequate verification in the addon update mechanism: the add-on ID in the signed package could mismatch the target add-on, enabling a MITM attacker to substitute a malicious signed update. Documents indicate this affects Firefox ESR &...

CVE-2016-9896

CVE-2016-9896 is a use-after-free in WebVR affecting Mozilla Firefox versions before 50.1, specifically when manipulating the navigator object. The impact is denial of memory safety, with potential arbitrary code execution and memory corruption as described in the vulnerability notes. Firefox 50....

CVE-2018-5128

CVE-2018-5128 is a use-after-free vulnerability in Firefox that can occur when manipulating elements, events, and selection ranges during editor operations, leading to a potentially exploitable crash. Affected products include Firefox versions older than 59 across platforms (Windows, macOS, Linux...

CVE-2018-5133

CVE-2018-5133 affects Firefox before 59, where a malicious local program can set the app.support.baseURL preference to HTML/script, which is not sanitized and can execute when loading chrome://browser/content/preferences/in-content/preferences.xul or when an EME CDM-disabled notification is shown...

CVE-2018-5160

CVE-2018-5160 affects Firefox

CVE-2018-5176

The CVE-2018-5176 entry describes a JSON Viewer script-injection vulnerability in Mozilla Firefox where the JSON Viewer linkifies strings that parse as URLs, including javascript: links. This could allow a user to click a malicious link and potentially expose cookies or authorization tokens withi...

CVE-2019-9814

CVE-2019-9814 affects Mozilla Firefox before version 67.0. The issue comprises memory safety bugs that could allow memory corruption and, with enough effort, potentially arbitrary code execution. The vulnerability is documented as memory safety bugs in Firefox 66 that are fixed in Firefox 67.0. I...

CVE-2021-29965

CVE-2021-29965 affects Mozilla Firefox for Android (pre-89). A malicious website that spawns an HTTP Authentication dialog could cause the built-in password manager to suggest passwords for the currently active site instead of the triggering site. Root cause described in connected advisories invo...

CVE-2023-29543

CVE-2023-29543 affects Mozilla Firefox and Focus for Android prior to version 112, caused by a memory-corruption/use-after-free in a global object’s debugger vector. Affected products include Firefox for Android <112, Firefox <112, and Focus for Android