CVE-2026-4693

CVE-2026-4693: Affects Firefox < 149, Firefox ESR < 115.34, and Firefox ESR

CVE-2026-4691 Use-after-free in the CSS Parsing and Computation component

Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4684

A race condition and use-after-free vulnerability exists in the Graphics: WebRender component of Mozilla products, including Firefox , Firefox ESR , and Thunderbird . This memory safety issue could allow an attacker to trigger a service failure . The vulnerability affects Firefox versions prior t...

Mozilla多款产品 代码问题漏洞

Mozilla Firefox, among others, are products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla...

PT-2026-46746

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.53 Description Insufficient validation of untrusted input in Navigation allows a remote attacker who has compromised the renderer process to bypass site isolation using a crafted HTML page. Site...

PT-2026-46527

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.53 Description An out of bounds read exists in the Media component. This allows an attacker located on the local network segment to perform an out of bounds memory read by sending malicious network...

PT-2026-27402

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description A denial-of-service issue exists in the WebRTC: Signaling component. Recommendations Update...

PT-2026-27407

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 115.34 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description The Audio/Video: GMP component contains incorrect boundary...

PT-2026-27419

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions 115.33 through 140.8 Thunderbird versions prior to 149 Thunderbird ESR versions 140.8 through 140.9 Description The software contains memory safety bugs, some of which demonstrate evidence of...

PT-2026-27405

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Firefox ESR versions prior to 115.34 Firefox ESR versions prior to 140.9 Thunderbird versions prior to 149 Thunderbird versions prior to 140.9 Description The Graphics: Canvas2D component contains incorrect bounda...