CVE-2022-46872

CVE-2022-46872 describes an attacker who compromised a Thunderbird content process on Linux could partially escape the sandbox and read arbitrary files via clipboard-related IPC messages. Publicly cited texts indicate the vulnerability affects Firefox <108, Firefox ESR <102.6, and Thunderbird

CVE-2009-2469

CVE-2009-2469 affects Mozilla Firefox prior to 3.0.12. The vulnerability arises from improper handling of an SVG element that has a property with a watch function and an defineSetter function, enabling memory corruption that can lead to a denial of service or potentially remote code execution via...

CVE-2020-26978

CVE-2020-26978 is a Firefox/Thunderbird remote-info-exposure vulnerability. A malicious webpage could probe an internal network and access services on the user’s device due to slipstream-based techniques. Affected: Firefox < 84, Thunderbird < 78.6, Firefox ESR

CVE-2020-35111

CVE-2020-35111 covers a proxy.onRequest handling flaw: when an extension with proxy privileges registers for , view-source URLs fail to trigger the proxy.onRequest callback, potentially leaking the user’s IP when viewing source. Affected: Firefox < 84, Thunderbird < 78.6, Firefox ESR

CVE-2021-38496

CVE-2021-38496 describes a memory-safety issue: during MessageTask operations, a scheduled task could be removed, causing memory corruption and a potentially exploitable crash. Affected products include Thunderbird versions older than 78.15 and 91.2, Firefox ESR older than 91.2 and 78.15, and Fir...

CVE-2021-43546

CVE-2021-43546 concerns cursor spoofing that could overlay the UI when a native cursor is zoomed. Affected products mentioned across connected documents include Thunderbird < 91.4.0 and Firefox < 95 (including Firefox ESR

CVE-2023-5176

CVE-2023-5176 concerns memory safety bugs in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2, with affected range Firefox <118, ESR <115.3, and Thunderbird

CVE-2005-0145

CVE-2005-0145 affects Firefox up to version prior to 1.0. The vulnerability arises because Firefox does not properly distinguish between user-generated and synthetic click events, allowing a malicious page to use JavaScript to bypass the file download prompt via the Alt-click feature. Impact is t...

CVE-2019-11757

CVE-2019-11757 affects Mozilla Firefox (versions before 70) and Firefox ESR (before 68.2) as well as Thunderbird (before 68.2). The issue stems from following a value’s prototype chain, which allowed retaining a reference to a locale, deleting it, and then referencing it again, causing a use-afte...

CVE-2020-15656

CVE-2020-15656 involves a type confusion for special arguments in IonMonkey affecting Firefox ESR <78.1, Firefox <79, and Thunderbird

CVE-2020-6801

CVE-2020-6801 refers to memory-safety bugs in Mozilla Firefox involving memory corruption that could be exploited to run arbitrary code. The cited description indicates these memory issues were found in Firefox 72 and could affect users on versions prior to 73, with potential impact on the browse...

CVE-2024-9403

CVE-2024-9403 involves memory safety bugs in Firefox 130 that could lead to memory corruption; Mozilla notes these bugs could potentially be exploited to run arbitrary code. The issue affects Firefox versions earlier than 131 and Thunderbird versions earlier than 131. The connected advisories ind...

CVE-2018-12405

The CVE-2018-12405 entry is supported by connected advisories showing memory safety bugs in Firefox 63/ESR 60.3 with potential for arbitrary code execution. Affected products include Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox

CVE-2019-11760

CVE-2019-11760 describes a fixed-size stack buffer overflow in nrappkit during WebRTC signaling that could lead to a potentially exploitable crash. The vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR

CVE-2019-9793

CVE-2019-9793 describes an issue where, if Spectre mitigations are disabled, bounds checking is loosened for string/array/typed array accesses, enabling an attacker to cause the range analysis to infer controlled, incorrect values in JavaScript. Connected advisories confirm affected products and ...

CVE-2019-9812

CVE-2019-9812 describes a sandbox-escape in Mozilla Firefox/Firefox ESR: by loading accounts.firefox.com in a compromised sandboxed content process and auto-logging into a malicious Firefox Sync account, the adversary could cause sandbox-disabled preferences to be written to the local machine and...

CVE-2021-43539

CVE-2021-43539 is a Mozilla Firefox/Thunderbird memory safety issue: GC rooting failure when calling wasm instance methods can cause a use-after-free and potentially exploitable crash. Connected sources confirm the flaw affects Firefox up to 95 and Thunderbird up to 91.4.0, linked advisories show...

CVE-2019-17024

CVE-2019-17024 corresponds to memory-safety bugs in Firefox (and Thunderbird) prior to fixed versions. Affected: Firefox ESR < 68.4 and Firefox

CVE-2010-3765

CVE-2010-3765 is a remote code execution/memory corruption vulnerability in Mozilla’s browser stack (Firefox, SeaMonkey, Thunderbird) triggered when JavaScript runs. Technical root cause involves DOM/frame construction logic, including nsCSSFrameConstructor::ContentAppended, the appendChild path,...

CVE-2018-18498

CVE-2018-18498 is an integer overflow vulnerability in image buffer size calculations that can cause out-of-bounds writes. The description in connected advisories ties this CVE to Thunderbird and Firefox families (Thunderbird < 60.4, Firefox ESR < 60.4, Firefox

CVE-2019-17022

CVE-2019-17022 affects Thunderbird (and Firefox ESR/Firefox) where pasting a tag bypasses CSS sanitization by not escaping characters, potentially enabling XSS when innerHTML is later copied back. Connected advisories indicate vulnerable versions include Thunderbird up to 68.4.x and Firefox ESR...

CVE-2022-31744

CVE-2022-31744 involves an CSS injection flaw that could let an attacker inject CSS into stylesheets accessible via internal URIs (e.g., resource:) and bypass a page's Content Security Policy. Affected products include Firefox ESR < 91.11, Thunderbird < 102, Thunderbird < 91.11, and Fire...

CVE-2024-9395

The CVE-2024-9395 issue affects Firefox for Android (Firefox

CVE-2021-38500

CVE-2021-38500 corresponds to memory-safety bugs in Firefox 92/ESR 91.1–93 and affects Thunderbird and Firefox ESR up to certain versions (Thunderbird <78.15, <91.2; Firefox ESR <91.2, <78.15; Firefox

CVE-2021-43538

CVE-2021-43538 is a race condition in the notification code that could allow spoofing by hiding fullscreen/pointer-lock notifications on affected Mozilla products. Affected: Thunderbird < 91.4.0, Firefox ESR < 91.4.0, Firefox

CVE-2021-38509

CVE-2021-38509 describes an issue where, due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary contents could be displayed over an attacker’s chosen page. Affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR

CVE-2021-23964

CVE-2021-23964 corresponds to memory-safety bugs in Mozilla Firefox 84 and Firefox ESR 78.6 that could enable memory corruption and potentially arbitrary code execution. Affected products include Firefox <85, Thunderbird <78.7, and Firefox ESR

CVE-2018-18494

CVE-2018-18494 is a same-origin policy violation in Thunderbird/Firefox components caused by using the location property with performance.getEntries to steal cross-origin URL entries. Affected: Thunderbird < 60.4, Firefox ESR < 60.4, Firefox

CVE-2020-15663

CVE-2020-15663 targets Mozilla Firefox (and related Thunderbird/Firefox ESR components) on Windows when Firefox is installed in a user-writable directory. The Mozilla Maintenance Service could invoke updater.exe from the install location with SYSTEM privileges, potentially after rollback to a pre...

CVE-2020-12393

CVE-2020-12393 affects Firefox on Windows (and related Mozilla products) where the Devtools Network tab’s Copy as cURL feature failed to properly escape the HTTP method, allowing a website-controlled method to be injected into a pasted terminal command and potentially leading to arbitrary command...

CVE-2020-35113

CVE-2020-35113 concerns memory safety bugs in Mozilla Firefox and Firefox ESR that could allow memory corruption and potential arbitrary code execution. Public docs indicate affected versions include Firefox below 84, Firefox ESR below 78.6, and Thunderbird below 78.6, with fixes coordinated in F...

CVE-2023-5171

CVE-2023-5171 describes a use-after-free in the Ion compiler’s garbage collection that could allow memory corruption and a potentially exploitable crash, by allowing an attacker to write two NUL bytes. Affected products include Firefox and Thunderbird: Firefox ≤ 117.x (with ESR ≤ 115.3) prior to ...

CVE-2024-9391

CVE-2024-9391: A bug in Firefox Focus for Android could prevent exiting full-screen mode on a specially crafted page, potentially enabling spoofing since the address bar is hidden. Affected: Firefox Focus for Android; Firefox versions before 131. Documented remediation: update to the latest Firef...

CVE-2020-15653

CVE-2020-15653 concerns bypassing an iframe sandbox when the sandbox allows popups, via noopener links in affected Firefox ESR < 78.1, Firefox < 79, and Thunderbird

CVE-2020-15658

The CVE-2020-15658 issue affects Mozilla Firefox (non-ESR < 79) and Firefox ESR < 78.1, and Thunderbird

CVE-2020-26953

CVE-2020-26953 : A vulnerability allowing a browser to enter fullscreen mode without displaying the security UI, enabling potential phishing or user confusion. Affected: Firefox < 83, Firefox ESR < 78.5, Thunderbird

CVE-2021-29955

The CVE-2021-29955 FPVI vulnerability affects Mozilla Firefox and Firefox ESR, described as a transient execution flaw that could leak arbitrary memory addresses and potentially enable JIT type confusion. Affected versions include Firefox ESR < 78.9 and Firefox

CVE-2021-43543

CVE-2021-43543 is a CSP sandbox bypass where documents loaded with the CSP sandbox directive could escape restrictions by embedding additional content. Affected products include Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox

CVE-2021-43541

CVE-2021-43541 is a vulnerability in how external protocol handler URLs are processed. In affected products (Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox

CVE-2015-7182

CVE-2015-7182: In Mozilla NSS, a heap-based overflow in the ASN.1 decoder (DER/BER handling) affects NSS before 3.19.2.1 and 3.20.x before 3.20.1, as used in Firefox before 42.0 and Firefox ESR 38.x before 38.4. This can cause denial of service or possibly remote code execution via crafted OCTET ...

CVE-2017-7827

CVE-2017-7827 is a Firefox memory-safety issue affecting Firefox versions earlier than 57. The provided documents describe memory safety bugs in Firefox 56 that show evidence of memory corruption, with the potential to be exploited to run arbitrary code. The NVD entry states the vulnerability aff...

CVE-2019-11714

CVE-2019-11714 affects Mozilla Firefox up to version 68.x due to a Necko/UDP threading issue where Necko can access a child on the wrong thread, causing a potentially exploitable crash. Public disclosures in multiple feeds confirm the flaw lies in memory/thread handling within the browser’s netwo...

CVE-2019-11716

Mozilla Firefox contains a memory-safety sandbox issue described as: until explicitly accessed by script, window.globalThis is not enumerable, making it invisible to Object.getOwnPropertyNames(window) and potentially bypassable sandboxing. Affects Firefox versions prior to 68.0. The public docume...

CVE-2020-12418

CVE-2020-12418 describes a flaw where manipulating individual parts of a URL object could cause an out-of-bounds read, leaking process memory to malicious JavaScript. Affected products per the provided data include Firefox ESR < 68.10, Firefox < 78, and Thunderbird

CVE-2021-43545

CVE-2021-43545: Denial of Service via the Location API loop in Firefox/Thunderbird. Affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox

CVE-2020-26958

The CVE-2020-26958 issue is a MIME-type handling flaw: Firefox did not block script execution when responses with incorrect MIME types were intercepted and cached via a ServiceWorker, enabling a cross-site script inclusion or CSP bypass. Affected products are Firefox (non-ESR) < 83, Firefox ES...

CVE-2020-12420

CVE-2020-12420 describes a race-condition use-after-free when connecting to a STUN server, leading to memory corruption and potentially exploitable crashes. Affected products include Thunderbird and Firefox variants prior to versions 68.10.x (Thunderbird < 68.10.0; Firefox ESR < 68.10, Fire...

CVE-2022-2505

CVE-2022-2505 describes memory safety bugs in Firefox 102.x (and Thunderbird <102.1) with evidence of memory corruption. Affected: Firefox ESR < 102.1, Firefox < 103, and Thunderbird

CVE-2020-15657

CVE-2020-15657 is a Windows-specific DLL hijacking flaw in Mozilla Firefox (and Thunderbird) where attacker-controlled DLLs in the installation directory could be loaded. Affected: Firefox ESR < 78.1, Firefox < 79, Thunderbird

CVE-2021-38506

CVE-2021-38506 describes a UI spoofing risk in Mozilla products where, after a series of navigations, Firefox could enter fullscreen mode without user notification. Affected: Firefox < 94, Thunderbird < 91.3, and Firefox ESR