CVE-2026-16411: Vulnerability in Mozilla Firefox
Multiple memory safety vulnerabilities were identified in Mozilla Firefox versions prior to 153. These bugs include memory corruption issues that could potentially allow arbitrary code execution. Mozilla fixed these vulnerabilities in Firefox 153. The advisory lists numerous specific issues affecting various components such as DOM, Audio/Video, JavaScript engine, and sandbox escapes, with impacts ranging from high to low severity.
AI Analysis
Technical Summary
CVE-2026-16411 encompasses a set of memory safety bugs in Firefox versions before 153. Some of these bugs showed evidence of memory corruption, which could be exploited to execute arbitrary code. The vulnerabilities affect multiple components including DOM navigation, Audio/Video processing, WebRTC, JavaScript engine (JIT and WebAssembly), sandbox escapes, privilege escalations, information disclosures, and mitigation bypasses. Mozilla addressed these issues in Firefox 153 as detailed in their security advisory MFSA 2026-68.
Potential Impact
The vulnerabilities could lead to arbitrary code execution, sandbox escapes, privilege escalation, information disclosure, and mitigation bypasses in affected Firefox versions. The impact severity ranges from low to high depending on the specific bug. Exploitation could compromise user security and privacy by allowing attackers to execute code or bypass security boundaries within the browser.
Mitigation Recommendations
Mozilla fixed these vulnerabilities in Firefox 153. Users should upgrade to Firefox 153 or later to mitigate these issues. No additional mitigation actions are required beyond applying the official update.
CVE-2026-16411: Vulnerability in Mozilla Firefox
Description
Multiple memory safety vulnerabilities were identified in Mozilla Firefox versions prior to 153. These bugs include memory corruption issues that could potentially allow arbitrary code execution. Mozilla fixed these vulnerabilities in Firefox 153. The advisory lists numerous specific issues affecting various components such as DOM, Audio/Video, JavaScript engine, and sandbox escapes, with impacts ranging from high to low severity.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16411 encompasses a set of memory safety bugs in Firefox versions before 153. Some of these bugs showed evidence of memory corruption, which could be exploited to execute arbitrary code. The vulnerabilities affect multiple components including DOM navigation, Audio/Video processing, WebRTC, JavaScript engine (JIT and WebAssembly), sandbox escapes, privilege escalations, information disclosures, and mitigation bypasses. Mozilla addressed these issues in Firefox 153 as detailed in their security advisory MFSA 2026-68.
Potential Impact
The vulnerabilities could lead to arbitrary code execution, sandbox escapes, privilege escalation, information disclosure, and mitigation bypasses in affected Firefox versions. The impact severity ranges from low to high depending on the specific bug. Exploitation could compromise user security and privacy by allowing attackers to execute code or bypass security boundaries within the browser.
Mitigation Recommendations
Mozilla fixed these vulnerabilities in Firefox 153. Users should upgrade to Firefox 153 or later to mitigate these issues. No additional mitigation actions are required beyond applying the official update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-07-20T21:57:54.086Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://www.mozilla.org/security/advisories/mfsa2026-68/","vendor":"Mozilla"}]
Threat ID: 6a5f6cc42a4a8d5989262a10
Added to database: 07/21/2026, 12:57:40 UTC
Last enriched: 07/21/2026, 13:13:03 UTC
Last updated: 07/21/2026, 13:13:03 UTC
Views: 3
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