Mozilla Products Multiple Vulnerabilities

Release Date: 17 Sep 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 remote code execution, sensitive information disclosure, spoofing and security restriction bypass on the targeted system.

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Impact

• Security Restriction Bypass
• Spoofing
• Information Disclosure
• Remote Code Execution

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System / Technologies affected

Versions prior to:

 

• Firefox 143
• Firefox ESR 115.28
• Firefox ESR 140.3
• Thunderbird 140.3
• Thunderbird 143

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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 143
• Firefox ESR 115.28
• Firefox ESR 140.3
• Thunderbird 140.3
• Thunderbird 143

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Vulnerability Identifier

• CVE-2025-10527
• CVE-2025-10528
• CVE-2025-10529
• CVE-2025-10530
• CVE-2025-10531
• CVE-2025-10532
• CVE-2025-10533
• CVE-2025-10534
• CVE-2025-10535
• CVE-2025-10536
• CVE-2025-10537

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Source

• Mozilla

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Related Link

• https://www.mozilla.org/en-US/security/advisories/mfsa2025-73/
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-74/
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-75/
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-77/
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-78/