Authorities have identified several vulnerabilities in Mozilla Firefox that affect versions earlier than 151.0.3. The flaws could allow an attacker to trigger an unspecified security problem, according to the CERT‑FR alert dated 3 June 2026. No specific risk level is provided by the editor. Users of vulnerable Firefox releases are advised to consult Mozilla’s security bulletin MFSA2026‑54, published 2 June 2026, for available patches. The bulletin lists the affected software and includes remediation steps. The vulnerabilities are recorded as CVE‑2026‑10701 and CVE‑2026‑10702. The CERT‑FR document cites the Mozilla advisory and CVE entries as its references. The alert was issued by the French National Agency for Information Systems Security (ANSSI) and is part of the ongoing monitoring of software security.
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