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OSV
OSV
added 2026/05/12 2:17 p.m.1 views

DEBIAN-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...

5.3CVSS5.8AI score0.00109EPSS
Exploits0References1
NVD
NVD
added 2026/05/12 2:17 p.m.4 views

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...

6.5CVSS0.00043EPSS
Exploits0References5
OSV
OSV
added 2026/05/12 2:17 p.m.1 views

DEBIAN-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...

6.5CVSS5.8AI score0.00043EPSS
Exploits0References1
NVD
NVD
added 2026/05/12 2:17 p.m.3 views

CVE-2026-8389

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

7.3CVSS0.00053EPSS
Exploits0References2
UbuntuCve
UbuntuCve
added 2026/05/12 2:17 p.m.6 views

CVE-2026-8389

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

7.3CVSS5.8AI score0.00053EPSS
Exploits0References2
UbuntuCve
UbuntuCve
added 2026/05/12 2:17 p.m.6 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...

5.3CVSS5.8AI score0.00109EPSS
Exploits0References2
OSV
OSV
added 2026/05/12 2:17 p.m.1 views

UBUNTU-CVE-2026-8389

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

7.3CVSS5.8AI score0.00053EPSS
Exploits0References3
UbuntuCve
UbuntuCve
added 2026/05/12 2:17 p.m.4 views

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...

6.5CVSS5.8AI score0.00043EPSS
Exploits0References2
OSV
OSV
added 2026/05/12 2:17 p.m.1 views

UBUNTU-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...

5.3CVSS5.8AI score0.00109EPSS
Exploits0References3
OSV
OSV
added 2026/05/12 2:17 p.m.4 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...

6.5CVSS5.8AI score0.00043EPSS
Exploits0References3
Vulnrichment
Vulnrichment
added 2026/05/12 12:36 p.m.4 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...

5.8AI score0.00109EPSS
Exploits0References5
ATTACKERKB
ATTACKERKB
added 2026/05/12 12:36 p.m.3 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...

5.3CVSS5.8AI score0.00109EPSS
Exploits0References6
Debian CVE
Debian CVE
added 2026/05/12 12:36 p.m.5 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...

5.3CVSS5.8AI score0.00109EPSS
Exploits0
CVE
CVE
added 2026/05/12 12:36 p.m.15 views

CVE-2026-8391

CVE-2026-8391 is an issue in the Firefox JavaScript Engine described as an “Other issue in the JavaScript Engine component.” Multiple connected sources indicate that this vulnerability is fixed in Firefox 150.0.3 (MFSA 2026-45). Public postings consistently tie the CVE to Firefox desktop platform...

5.3CVSS5.8AI score0.00109EPSS
Exploits0References5Affected Software1
Cvelist
Cvelist
added 2026/05/12 12:36 p.m.34 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...

0.00109EPSS
Exploits0References5
AlpineLinux
AlpineLinux
added 2026/05/12 12:36 p.m.7 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...

5.3CVSS5.8AI score0.00109EPSS
Exploits0References5
Cvelist
Cvelist
added 2026/05/12 12:36 p.m.31 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...

0.00053EPSS
Exploits0References2
Vulnrichment
Vulnrichment
added 2026/05/12 12:36 p.m.4 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...

5.8AI score0.00053EPSS
Exploits0References2
AlpineLinux
AlpineLinux
added 2026/05/12 12:36 p.m.5 views

CVE-2026-8389

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

7.3CVSS5.8AI score0.00053EPSS
Exploits0References2
Debian CVE
Debian CVE
added 2026/05/12 12:36 p.m.3 views

CVE-2026-8389

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

7.3CVSS5.8AI score0.00053EPSS
Exploits0
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