Mozilla Products Multiple Vulnerabilities

Release Date: 20 Aug 2025

RISK: Medium Risk

TYPE: Clients - Browsers

Multiple vulnerabilities were identified in Mozilla Products. A remote attacker could exploit some of these vulnerabilities to trigger denial of service condition, remote code execution, spoofing, cross-site scripting and security restriction bypass on the targeted system.

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Impact

• Remote Code Execution
• Cross-Site Scripting
• Security Restriction Bypass
• Spoofing
• Denial of Service

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System / Technologies affected

Versions prior to:

 

• Firefox 142
• Firefox ESR 115.27
• Firefox ESR 128.14
• Firefox ESR 140.2
• Firefox for iOS 142
• Focus for iOS 142
• Thunderbird 128.14
• Thunderbird 140.2
• Thunderbird 142

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Solutions

Before installation of the software, please visit the vendor web-site for more details.

Apply fixes issued by the vendor:

 

• Firefox 142
• Firefox ESR 115.27
• Firefox ESR 128.14
• Firefox ESR 140.2
• Firefox for iOS 142
• Focus for iOS 142
• Thunderbird 128.14
• Thunderbird 140.2
• Thunderbird 142

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Vulnerability Identifier

• CVE-2025-9179
• CVE-2025-9180
• CVE-2025-9181
• CVE-2025-9182
• CVE-2025-9183
• CVE-2025-9184
• CVE-2025-9185
• CVE-2025-9186
• CVE-2025-9187
• CVE-2025-55028
• CVE-2025-55029
• CVE-2025-55030
• CVE-2025-55031
• CVE-2025-55032
• CVE-2025-55033

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Source

• Mozilla

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Related Link

• https://www.mozilla.org/en-US/security/advisories/mfsa2025-64
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-65
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-66
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-67
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-68
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-69
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-70
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-71
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-72