CVE-2026-78376

A use-after-free vulnerability in WebKitGTK is triggered by processing malicious web content, caused by improper memory handling of JSCValue function parameters , leading to memory corruption. The flaw carries a CVSS 3.1 score of 8.8 (High) , with a vector of AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. ...

CVE-2026-78376 Webkitgtk: use-after-free of jscvalue function parameters

A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory handling and result in memory corruption...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger memory corruption due to improper memory handling, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger an out-of-bounds write due to improper input validation, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may lead to memory corruption

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a type confusion due to improper checks, leading to memory corruption...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory management, resulting in an unexpected process crash...

webkitgtk: webkitgtk: A malicious website may silently hijack clipboard data

A flaw was found in WebKitGTK. A malicious website can silently hijack clipboard data due to improper state management...

webkitgtk: webkitgtk: A malicious website may process restricted web content outside the sandbox

A flaw was found in WebKitGTK. A malicious website can process restricted web content outside the sandbox due to improper input validation, potentially allowing access to resources that should be restricted...

webkitgtk: webkitgtk: A malicious website may process restricted web content outside the sandbox

A flaw was found in WebKitGTK. A malicious website can process restricted web content outside the sandbox due to improper checks, potentially allowing access to resources that should be restricted...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory management, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger an out-of-bounds write due to improper memory handling, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory handling, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory management, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may disclose process memory

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory handling, leading to disclosure of process memory...

webkitgtk: Processing maliciously crafted web content may lead to an unexpected process termination

A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory management and result in an unexpected process termination...

webkitgtk: webkitgtk: Maliciously crafted web content may lead to memory corruption

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory management, leading to memory corruption...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory management, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory management, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory management, resulting in an unexpected process crash...

webkitgtk: webkitgtk: Maliciously crafted web content may cause unexpected process crash

A flaw was found in WebKitGTK. Processing maliciously crafted web content can trigger a use-after-free due to improper memory handling, resulting in an unexpected process crash...