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Mozilla Releases Security Updates

Description

Mozilla has released security updates to address multiple vulnerabilities in Firefox and Firefox ESR. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. US-CERT encourages users and administrators to review the Mozilla Security Advisory for [Firefox 54](<https://www.mozilla.org/en-US/security/advisories/mfsa2017-15/>) and [Firefox ESR 52.2](<https://www.mozilla.org/en-US/security/advisories/mfsa2017-16/>) and apply the necessary update. This product is provided subject to this Notification and this [Privacy & Use](<https://www.dhs.gov/privacy-policy>) policy. **Please share your thoughts.** We recently updated our anonymous [product survey](<https://www.surveymonkey.com/r/CISA-cyber-survey?product=https://us-cert.cisa.gov/ncas/current-activity/2017/06/13/Mozilla-Releases-Security-Updates>); we'd welcome your feedback.