Mozilla Firefox Security Restriction Bypass Vulnerability

Mozilla Firefox Security Restriction Bypass Vulnerability

Release Date: 8 Oct 2026

A vulnerability was identified in Mozilla Firefox. A remote attacker could exploit this vulnerability to trigger security restriction bypass on the targeted system.

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Impact

• Security Restriction Bypass

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System / Technologies affected

Versions prior to:

• Firefox 157.0.1

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Solutions

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

Apply fix issued by the vendor:

• Firefox 157.0.1

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Vulnerability Identifier

• CVE-2026-106016

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Source

• Mozilla

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Related Link

• https://www.mozilla.org/en-US/security/advisories/mfsa2026-104/#CVE-2026-106016