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OSV
OSV
•added 2026/05/12 2:17 p.m.•29 views

UBUNTU-CVE-2026-8388

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

7.5CVSS6.7AI score0.00464EPSS
SaveExploits0References3
Vulnrichment
Vulnrichment
•added 2026/05/12 1:56 p.m.•11 views

CVE-2026-43939 YAF.NET: Stored XSS in Forum Thread Posts/Replies Allowing Arbitrary JavaScript Execution for All Thread Viewers

YetAnotherForum.NET YAF.NET is a C ASP.NET forum. Prior to 4.0.5 and 3.2.12, the thread posting and reply feature accepts user-supplied content via a a post or reply that is stored server-side and later rendered back into the thread page without adequate HTML sanitization or contextual output...

7.3CVSS5.9AI score0.00353EPSS
SaveExploits0References1
Cvelist
Cvelist
•added 2026/05/12 1:56 p.m.•57 views

CVE-2026-43939 YAF.NET: Stored XSS in Forum Thread Posts/Replies Allowing Arbitrary JavaScript Execution for All Thread Viewers

YetAnotherForum.NET YAF.NET is a C ASP.NET forum. Prior to 4.0.5 and 3.2.12, the thread posting and reply feature accepts user-supplied content via a a post or reply that is stored server-side and later rendered back into the thread page without adequate HTML sanitization or contextual output...

7.3CVSS0.00353EPSS
SaveExploits0References1
CVE
CVE
•added 2026/05/12 12:36 p.m.•113 views

CVE-2026-8391

The JavaScript Engine component in the Mozilla Firefox web browser and Thunderbird email client is affected by a vulnerability. The root cause is identified as insufficient input validation , which could allow a remote attacker to gain access to confidential data . Remediation is available in the...

7.5CVSS6.1AI score0.00556EPSS
SaveExploits0References29Affected Software1
attackerkb
attackerkb
•added 2026/05/12 12:36 p.m.•15 views

CVE-2026-8391

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

5.3CVSS6.1AI score0.00556EPSS
SaveExploits0References6
Vulnrichment
Vulnrichment
•added 2026/05/12 12:36 p.m.•18 views

CVE-2026-8391 Other issue in the JavaScript Engine component

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

6.1AI score0.00556EPSS
SaveExploits0References5
Debian CVE
Debian CVE
•added 2026/05/12 12:36 p.m.•24 views

CVE-2026-8391

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

7.5CVSS6.1AI score0.00556EPSS
SaveExploits0
AlpineLinux
AlpineLinux
•added 2026/05/12 12:36 p.m.•136 views

CVE-2026-8391

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

5.3CVSS6.1AI score0.00556EPSS
SaveExploits0References5
Cvelist
Cvelist
•added 2026/05/12 12:36 p.m.•98 views

CVE-2026-8391 Other issue in the JavaScript Engine component

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

0.00556EPSS
SaveExploits0References5
attackerkb
attackerkb
•added 2026/05/12 12:36 p.m.•111 views

CVE-2026-8390

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3...

5.8AI score0.00347EPSS
SaveExploits0References3
CVE
CVE
•added 2026/05/12 12:36 p.m.•91 views

CVE-2026-8390

Mozilla Firefox is vulnerable to a use-after-free memory corruption flaw in the JavaScript: WebAssembly component. The vulnerability occurs because the component responsible for releasing memory experiences confusion in its instructions, allowing memory to be used after it has been freed. A remot...

7.5CVSS7.2AI score0.00347EPSS
SaveExploits0References5Affected Software1
Debian CVE
Debian CVE
•added 2026/05/12 12:36 p.m.•75 views

CVE-2026-8390

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3...

7.5CVSS7.2AI score0.00347EPSS
SaveExploits0
AlpineLinux
AlpineLinux
•added 2026/05/12 12:36 p.m.•85 views

CVE-2026-8390

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3...

7.3CVSS5.8AI score0.00347EPSS
SaveExploits0References2
Vulnrichment
Vulnrichment
•added 2026/05/12 12:36 p.m.•15 views

CVE-2026-8390 Use-after-free in the JavaScript: WebAssembly component

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3...

7.2AI score0.00347EPSS
SaveExploits0References2
Cvelist
Cvelist
•added 2026/05/12 12:36 p.m.•90 views

CVE-2026-8390 Use-after-free in the JavaScript: WebAssembly component

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3...

0.00347EPSS
SaveExploits0References2
AlpineLinux
AlpineLinux
•added 2026/05/12 12:36 p.m.•35 views

CVE-2026-8389

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

7.3CVSS5.8AI score0.00458EPSS
SaveExploits0References2
Cvelist
Cvelist
•added 2026/05/12 12:36 p.m.•64 views

CVE-2026-8389 JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

0.00458EPSS
SaveExploits0References2
attackerkb
attackerkb
•added 2026/05/12 12:36 p.m.•13 views

CVE-2026-8389

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

5.8AI score0.00458EPSS
SaveExploits0References3
CVE
CVE
•added 2026/05/12 12:36 p.m.•177 views

CVE-2026-8389

Mozilla Firefox is affected by a JIT miscompilation vulnerability in the JavaScript Engine: JIT component . The root cause involves compilation errors that allow for the execution of operations beyond buffer boundaries in memory. An attacker could exploit this to compromise the confidentiality, i...

8.8CVSS7.7AI score0.00458EPSS
SaveExploits0References6Affected Software1
Vulnrichment
Vulnrichment
•added 2026/05/12 12:36 p.m.•13 views

CVE-2026-8389 JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3...

7.7AI score0.00458EPSS
SaveExploits0References2
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