CVE-2025-0238 - Use-after-Free in Firefox and Thunderbird (Exploit Detailed)
On June 2025, Mozilla disclosed CVE-2025-0238, a dangerous vulnerability in both Firefox and Thunderbird email client. This bug lets attackers cause a use-after-free condition, which,
CVE-2025-0239 - Alt-Svc ALPN Certificate Validation Flaw in Firefox and Thunderbird
In early 2025, a significant security bug surfaced in Mozilla Firefox and Thunderbird. Assigned CVE-2025-0239, this vulnerability highlights a risky flaw in certificate validation when
CVE-2025-0240 - A Deep Dive into the Cross-Compartment Access Vulnerability in Firefox and Thunderbird
In this long read, we will discuss the details surrounding the CVE-2025-0240 vulnerability, which affects Firefox and Thunderbird email clients. This vulnerability is caused by
CVE-2025-0237 - Privilege Escalation via WebChannel API in Firefox and Thunderbird
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Introduction
A newly reported vulnerability, CVE-2025-0237, affects modern versions of Firefox, Firefox ESR, and Thunderbird. This bug is tied to the WebChannel API, which
CVE-2025-0242 - Memory Safety Bug Exploit in Firefox and Thunderbird (Vulnerable Versions, Code Insights, and Defense)
Recently, security researchers discovered CVE-2025-0242, a collection of memory safety bugs that affected some of the most widely used Mozilla products, including Firefox and Thunderbird.
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