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9.8CVSS5.3AI score0.00474EPSS

CVE-2026-2764

JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

9.8CVSS5.2AI score0.00453EPSS

CVE-2026-2765

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

AlpineLinux•added 2026/02/24 1:33 p.m.•3 views

CVE-2026-2763

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

9.8CVSS5.8AI score0.00474EPSS

ATTACKERKB•added 2026/02/24 1:33 p.m.•2 views

CVE-2026-2763

Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

9.8CVSS5.9AI score0.00474EPSS

Exploits0References7

Cvelist•added 2026/02/24 1:33 p.m.•20 views

CVE-2026-2763 Use-after-free in the JavaScript Engine component

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

0.00474EPSS

Vulnrichment•added 2026/02/24 1:33 p.m.•2 views

CVE-2026-2763 Use-after-free in the JavaScript Engine component

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

5.8AI score0.00474EPSS

EUVD•added 2026/02/24 1:33 p.m.•4 views

EUVD-2026-8485

Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and Firefox ESR 140.8...

5.3AI score0.00474EPSS

Exploits0References4

CVE•added 2026/02/24 1:33 p.m.•20 views

CVE-2026-2763

CVE-2026-2763 is a use-after-free in the JavaScript Engine component of Mozilla Firefox. The vulnerability affects Firefox and related ESR branches, and has been fixed in Firefox 148 and ESR versions 115.33, 140.8; Thunderbird 148/140.8 are also listed in fixed advisories. Connected sources corro...

9.8CVSS5.8AI score0.00474EPSS

Exploits0References6Affected Software2

9.8CVSS5.2AI score0.00474EPSS

CVE-2026-2763

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

AlpineLinux•added 2026/02/24 1:33 p.m.•4 views

CVE-2026-2762

Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

9.8CVSS5.8AI score0.00524EPSS

Exploits0References5

CVE•added 2026/02/24 1:33 p.m.•24 views

CVE-2026-2762

CVE-2026-2762 is an integer overflow in the JavaScript: Standard Library component that affects Firefox (non-ESR) and related Mozilla products. The issue is confirmed fixed in Firefox 148 and Firefox ESR 140.8, as well as Thunderbird 148 and Thunderbird 140.8. Connected advisories (Astra Linux bu...

9.8CVSS5.8AI score0.00524EPSS

Exploits0References5Affected Software2

ATTACKERKB•added 2026/02/24 1:33 p.m.•3 views

CVE-2026-2762

Integer overflow in the JavaScript: Standard Library component. This vulnerability affects Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

9.8CVSS5.9AI score0.00524EPSS

Vulnrichment•added 2026/02/24 1:33 p.m.•3 views

CVE-2026-2762 Integer overflow in the JavaScript: Standard Library component

Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

5.8AI score0.00524EPSS

Exploits0References5

EUVD•added 2026/02/24 1:33 p.m.•3 views

EUVD-2026-8484

Integer overflow in the JavaScript: Standard Library component. This vulnerability affects Firefox 148 and Firefox ESR 140.8...

5.4AI score0.00524EPSS

Exploits0References3

Cvelist•added 2026/02/24 1:33 p.m.•18 views

CVE-2026-2762 Integer overflow in the JavaScript: Standard Library component

Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

0.00524EPSS

Exploits0References5

9.8CVSS5.3AI score0.00524EPSS

CVE-2026-2762

Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

ATTACKERKB•added 2026/02/24 1:32 p.m.•5 views

CVE-2026-2758

Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

9.8CVSS5.9AI score0.00495EPSS

Exploits0References7

Cvelist•added 2026/02/24 1:32 p.m.•19 views

CVE-2026-2758 Use-after-free in the JavaScript: GC component

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

0.00495EPSS

AlpineLinux•added 2026/02/24 1:32 p.m.•4 views

CVE-2026-2758

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

9.8CVSS5.8AI score0.00495EPSS

Vulnrichment•added 2026/02/24 1:32 p.m.•2 views

CVE-2026-2758 Use-after-free in the JavaScript: GC component

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

5.8AI score0.00495EPSS