apk package

chainguard/firefox-esr

pkg:apk/chainguard/firefox-esr

Vulnerabilities (711)

CVE	Sev	CVSS	Affected versions	Fixed in	Published	Description
CVE-2026-12302	Med	6.5	< 140.12-r0	140.12-r0	Jun 16, 2026	Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12301	Med	5.3	< 0	0	Jun 16, 2026	Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12300	Med	5.3	< 0	0	Jun 16, 2026	Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12299	Med	5.4	< 140.12.0-r0	140.12.0-r0	Jun 16, 2026	JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12298	Med	5.4	< 140.12.0-r0	140.12.0-r0	Jun 16, 2026	Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12297	Cri	9.6	< 140.12-r0	140.12-r0	Jun 16, 2026	Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12296	Cri	9.6	< 140.12-r0	140.12-r0	Jun 16, 2026	Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12295	Cri	9.6	< 140.12-r0	140.12-r0	Jun 16, 2026	Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12294	Cri	9.6	< 140.12-r0	140.12-r0	Jun 16, 2026	Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12293	Cri	9.8	< 0	0	Jun 16, 2026	Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12292	Hig	8.1	< 140.12-r0	140.12-r0	Jun 16, 2026	Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12291	Hig	8.8	< 140.12-r0	140.12-r0	Jun 16, 2026	Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12290	Hig	8.1	< 140.12-r0	140.12-r0	Jun 16, 2026	Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12289	Hig	8.8	< 140.12.0-r0	140.12.0-r0	Jun 16, 2026	Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-10702	Med	4.3	< 0	0	Jun 2, 2026	JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 151.0.3.
CVE-2026-10701	Hig	7.5	< 0	0	Jun 2, 2026	Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 151.0.3.
CVE-2026-9309	Med	5.4	< 0	0	Jun 1, 2026	Firefox for iOS Reader View did not properly escape HTML tags in JSON-LD metadata. A malicious page could inject markup that changed Reader View behavior and leaked sensitive URL parameters. These parameters could then be used to access internal pages, potentially resulting in ar
CVE-2026-9308	Med	5.4	< 0	0	Jun 1, 2026	Firefox for iOS Reader View replaced page content in its HTML template before replacing other internal placeholders. A malicious page could include a placeholder string that was later substituted with JSON-LD data, potentially resulting in arbitrary JavaScript execution. This vul
CVE-2026-8706	Med	6.5	< 0	0	May 19, 2026	Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receive the response rendered with the signed-in user's cookies. This vulnerability was fixed in Firefox for iOS 151.0.
CVE-2026-8975	Hig	8.8	< 140.11-r0	140.11-r0	May 19, 2026	Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Fire

CVE-2026-12302MedJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12301MedJun 16, 2026
affected < 0fixed 0
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12300MedJun 16, 2026
affected < 0fixed 0
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12299MedJun 16, 2026
affected < 140.12.0-r0fixed 140.12.0-r0
JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12298MedJun 16, 2026
affected < 140.12.0-r0fixed 140.12.0-r0
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12297CriJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12296CriJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12295CriJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12294CriJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12293CriJun 16, 2026
affected < 0fixed 0
Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12292HigJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12291HigJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12290HigJun 16, 2026
affected < 140.12-r0fixed 140.12-r0
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12289HigJun 16, 2026
affected < 140.12.0-r0fixed 140.12.0-r0
Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-10702MedJun 2, 2026
affected < 0fixed 0
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 151.0.3.
CVE-2026-10701HigJun 2, 2026
affected < 0fixed 0
Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 151.0.3.
CVE-2026-9309MedJun 1, 2026
affected < 0fixed 0
Firefox for iOS Reader View did not properly escape HTML tags in JSON-LD metadata. A malicious page could inject markup that changed Reader View behavior and leaked sensitive URL parameters. These parameters could then be used to access internal pages, potentially resulting in ar
CVE-2026-9308MedJun 1, 2026
affected < 0fixed 0
Firefox for iOS Reader View replaced page content in its HTML template before replacing other internal placeholders. A malicious page could include a placeholder string that was later substituted with JSON-LD data, potentially resulting in arbitrary JavaScript execution. This vul
CVE-2026-8706MedMay 19, 2026
affected < 0fixed 0
Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receive the response rendered with the signed-in user's cookies. This vulnerability was fixed in Firefox for iOS 151.0.
CVE-2026-8975HigMay 19, 2026
affected < 140.11-r0fixed 140.11-r0
Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Fire

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