A use-after-free vulnerability was identified in the WebRTC signaling component of Firefox. This security flaw was addressed and fixed in Firefox version 159. The vulnerability is considered high impact due to the potential risks associated with use-after-free bugs.
CVE-2026-118003 is an information disclosure vulnerability in the Networking: DNS component of Firefox. This vulnerability was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The issue could potentially allow unauthorized disclosure of information due to flaws in the DNS handling within the browser.
CVE-2026-117998 is a mitigation bypass vulnerability in the DOM Push Subscriptions component of Firefox. This security flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability was rated with high impact by Mozilla. No known exploits in the wild have been reported.
CVE-2026-118002 is an information disclosure vulnerability caused by a race condition in the Networking component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability could potentially allow unauthorized disclosure of information due to timing issues in network operations.
CVE-2026-117996 is a vulnerability involving incorrect boundary conditions in the WebRTC component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The issue is classified with high impact by the vendor.
CVE-2026-118000 is an information disclosure vulnerability in the Networking: HTTP component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability could potentially allow unauthorized access to sensitive information through the HTTP networking stack. The vendor has assigned a high impact to this issue and has released an official fix.
CVE-2026-117999 is a race condition vulnerability in the IPC component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability is classified with high impact by the vendor. No known exploits in the wild have been reported.
CVE-2026-118004 is a vulnerability involving incorrect boundary conditions in the CSS Transitions and Animations component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The issue is classified with high impact severity by Mozilla. No known exploits in the wild have been reported for this vulnerability.
CVE-2026-117997 is a high-impact vulnerability involving a use-after-free flaw in the Widget component of Firefox. This flaw allows sandbox escape, potentially enabling an attacker to break out of the browser's restricted environment. The issue was fixed in Firefox 159 and Firefox ESR 153.6.
CVE-2026-117994 is a use-after-free vulnerability in the JavaScript garbage collection (GC) component of Firefox. This security flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability is rated with high impact by the vendor.
CVE-2026-117995 is a privilege escalation vulnerability in the DOM UI Events & Focus Handling component of Firefox. This security flaw allows an attacker to escalate privileges within the browser environment. The issue was addressed and fixed in Firefox version 159 and Firefox ESR 153.6.
CVE-2026-117991 is a vulnerability involving incorrect boundary conditions in the Layout: Text and Fonts component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The issue was assigned a high impact rating by Mozilla.
An integer overflow vulnerability was identified in the Graphics: Text component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability has a high impact rating according to the Mozilla advisory. There are no known exploits in the wild for this issue.
CVE-2026-117992 is an information disclosure vulnerability in the CSS Parsing and Computation component of Firefox. This flaw could potentially expose sensitive information. The issue was addressed and fixed in Firefox 159, Firefox ESR 115.44, and Firefox ESR 153.6.
CVE-2026-117986 is a use-after-free vulnerability in the Graphics component of Firefox. This security flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability is considered high impact due to the potential risks associated with use-after-free bugs. No known exploits in the wild have been reported for this issue.
CVE-2026-117984 is a vulnerability involving incorrect boundary conditions in the Layout: Scrolling and Overflow component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The issue is classified with high impact by the vendor.
CVE-2026-117987 is a use-after-free vulnerability in the Graphics component of Firefox. This security flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability is classified with high impact by Mozilla, indicating serious security concerns if exploited. No known exploits in the wild have been reported. Users are advised to update to the fixed versions to mitigate the risk.
CVE-2026-117983 is a use-after-free vulnerability in the Graphics component of Firefox. This security flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability is considered high impact due to the potential risks associated with use-after-free bugs in browser components.
CVE-2026-117982 is a high-impact vulnerability involving an invalid pointer in the JavaScript Engine's JIT component of Firefox. This flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The issue could potentially lead to memory safety problems if exploited. No public exploits or in-the-wild activity have been reported. Users should update to the fixed versions to mitigate the risk.
CVE-2026-117981 is a privilege escalation vulnerability in the Toolkit component of Firefox. This security flaw was addressed and fixed in Firefox version 159 and Firefox ESR 153.6. The vulnerability is rated with high impact by the vendor. No known exploits in the wild have been reported as of the advisory date.