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CVE-2026-117976

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117975

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Sandbox escape due to invalid pointer in the Graphics: WebRender component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117974

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the XML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117973

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the Networking: DNS component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117972

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117971

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Sandbox escape due to use-after-free in the Print Preview component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117970

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Race condition in the Disability Access APIs component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117969

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Invalid pointer in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117968

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117967

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117966

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117965

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Same-origin policy bypass in the Address Bar component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117964

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the Panning and Zooming component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117963

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Incorrect boundary conditions in the DOM: Service Workers component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117962

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Sandbox escape due to incorrect boundary conditions in the Storage: Quota Manager component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117961

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Incorrect boundary conditions in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117960

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117959

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Site isolation issue in the DOM: Service Workers component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117958

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117957

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Cryptographic issue in the WebRTC: Networking component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117956

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Invalid pointer in the Nimbus Desktop Client component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117955

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117954

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the Layout: Positioned component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117953

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117952

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Uninitialized memory in the Networking component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117951

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117950

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117949

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117948

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the SVG component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117947

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the XML component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117946

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Incorrect boundary conditions in the JavaScript Engine component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117945

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Incorrect boundary conditions in the XML component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117944

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the Layout component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117943

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117942

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117941

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: CSS Object Model component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117940

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117939

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the XML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117938

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the Layout component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117937

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Invalid pointer in the JavaScript Engine component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117936

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117935

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117934

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the Layout component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117933

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Frame poisoning in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117932

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117931

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Events component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117930

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117929

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117928

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Same-origin policy bypass in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

CVE-2026-117927

Threat Intelligence NVD CVE 危険度: medium 緊急度: medium

Use-after-free in the SVG component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.