1,955 results · Feed
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Critical 9.6
If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to th…
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Medium 6.5
Malicious websites could have tricked users into accepting launching a program to handle an external URL protocol. This…
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Medium 6.5
Securitypolicyviolation events could have leaked cross-origin information for frame-ancestors violations. This vulnerab…
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High 8.8
Applying a CSS filter effect could have accessed out of bounds memory. This could have lead to a heap-buffer-overflow c…
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High 8.8
If a user was convinced to drag and drop an image to their desktop or other folder, the resulting object could have bee…
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Medium 6.5
When importing resources using Web Workers, error messages would distinguish the difference between <code>application/j…
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Medium 6.5
Malicious websites could have confused Firefox into showing the wrong origin when asking to launch a program and handli…
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Medium 4.3
When navigating from inside an iframe while requesting fullscreen access, an attacker-controlled tab could have made th…
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Medium 6.5
When inserting text while in edit mode, some characters might have lead to out-of-bounds memory access causing a potent…
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High 8.8
Certain network request objects were freed too early when releasing a network request handle. This could have lead to a…
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High 7.5
Constructing audio sinks could have lead to a race condition when playing audio files and closing windows. This could h…
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High 8.8
Mozilla developers Calixte Denizet, Kershaw Chang, Christian Holler, Jason Kratzer, Gabriele Svelto, Tyson Smith, Simon…
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Critical 9.6
If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scr…
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Medium 4.3
When resizing a popup after requesting fullscreen access, the popup would not display the fullscreen notification. This…
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High 8.8
An attacker could have caused a use-after-free by forcing a text reflow in an SVG object leading to a potentially explo…
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High 7.5
When installing an add-on, Firefox verified the signature before prompting the user; but while the user was confirming …
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Medium 6.5
Previously Firefox for macOS and Linux would download temporary files to a user-specific directory in <code>/tmp</code>…
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Critical 9.8
It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability af…
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Medium 6.5
When receiving an OpenPGP/MIME signed email message that contains an additional outer MIME message layer, for example a…
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Critical 9.8
Mozilla developers and community members Julian Hector, Randell Jesup, Gabriele Svelto, Tyson Smith, Christian Holler, …
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Medium 5.9
Wasmtime vulnerable to out of bounds read/write with zero-memory-pages configuration
Wasmtime is a standalone runtime for WebAssembly. Prior to version 2.0.2, there is a bug in Wasmtime's implementation of its pooling instance allocator when the allocator is configured to give WebAssembly instances a maximum of zero pages of memory. In this c…
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High 8.6
Wasmtime vulnerable to data leakage between instances in the pooling allocator
Wasmtime is a standalone runtime for WebAssembly. Prior to versions 2.0.2 and 1.0.2, there is a bug in Wasmtime's implementation of its pooling instance allocator where when a linear memory is reused for another instance the initial heap snapshot of the prior…
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Low 3.8
wasmtime_trap_code C API function has out of bounds write vulnerability
Wasmtime is a standalone runtime for WebAssembly. Prior to version 2.0.2, there is a bug in Wasmtime's C API implementation where the definition of the `wasmtime_trap_code` does not match its declared signature in the `wasmtime/trap.h` header file. This discr…
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High 7.5CVE-2022-43680 Public exploit
In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEnt…
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Unscored —
Prototype pollution vulnerability in beautify-web js-beautify 1.13.7 via the name variable in options.js.
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High 8.6
Matrix JavaScript SDK vulnerable to key/device identifier confusion in SAS verification
Matrix JavaScript SDK is the Matrix Client-Server software development kit (SDK) for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver could interfere with the verification flow between two users, injecting its own cross…
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High 8.6
Matrix Javascript SDK vulnerable to Olm/Megolm protocol confusion
Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages that legitimately appear to have come from another person, without any indication such as…
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High 7.5
Matrix Javascript SDK vulnerable to impersonation via forwarded Megolm sessions
Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Prior to version 19.7.0, an attacker cooperating with a malicious homeserver can construct messages appearing to have come from another person. Such messages will be marked with a grey shie…
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Medium 4.3
Matrix Javascript SDK improper beacon events can cause availability issues
Matrix Javascript SDK is the Matrix Client-Server SDK for JavaScript. Starting with version 17.1.0-rc.1, improperly formed beacon events can disrupt or impede the matrix-js-sdk from functioning properly, potentially impacting the consumer's ability to process…
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High 8.1
libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c.
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Medium 5.9
Cranelift vulnerable to miscompilation of constant values in division on AArch64
Wasmtime is a standalone runtime for WebAssembly. There is a bug in Wasmtime's code generator, Cranelift, for AArch64 targets where constant divisors can result in incorrect division results at runtime. This affects Wasmtime prior to version 0.38.2 and Cranel…
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Medium 6.4
Use After Free in Wasmtime
Wasmtime is a standalone runtime for WebAssembly. There is a bug in the Wasmtime's code generator, Cranelift, where functions using reference types may be incorrectly missing metadata required for runtime garbage collection. This means that if a GC happens at…
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High 8.1
Use after free in Wasmtime
Wasmtime is a standalone JIT-style runtime for WebAssembly, using Cranelift. There is a use after free vulnerability in Wasmtime when both running Wasm that uses externrefs and enabling epoch interruption in Wasmtime. If you are not explicitly enabling epoch …
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High 7.5
Regular expression denial of service in Rust's regex crate
regex is an implementation of regular expressions for the Rust language. The regex crate features built-in mitigations to prevent denial of service attacks caused by untrusted regexes, or untrusted input matched by trusted regexes. Those (tunable) mitigations…
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High 7.5CVE-2022-25314 Public exploit
In Expat (aka libexpat) before 2.4.5, there is an integer overflow in copyString.
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Critical 9.8CVE-2022-25315 Public exploit
In Expat (aka libexpat) before 2.4.5, there is an integer overflow in storeRawNames.
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Medium 6.5CVE-2022-25313 Public exploit
In Expat (aka libexpat) before 2.4.5, an attacker can trigger stack exhaustion in build_model via a large nesting depth…
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Critical 9.8CVE-2022-25235 Public exploit
xmltok_impl.c in Expat (aka libexpat) before 2.4.5 lacks certain validation of encoding, such as checks for whether a U…
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Critical 9.8
xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespac…
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High 8.1
Improper Restriction of Operations within the Bounds of a Memory Buffer and Race Condition in crossbeam-utils
crossbeam-utils provides atomics, synchronization primitives, scoped threads, and other utilities for concurrent programming in Rust. crossbeam-utils prior to version 0.8.7 incorrectly assumed that the alignment of `{i,u}64` was always the same as `Atomic{I,U…