# MA-911.022023: MyCERT Advisory - Mozilla Releases Security Updates for Firefox 110 and Firefox ESR

**Date:** 17 Feb 2023  
**Source:** https://www.mycert.org.my/portal/advisory?id=MA-911.022023  
**Advisory ID:** MA-911.022023

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**1.0 Introduction**
Recently, Mozilla has released security updates?to address vulnerabilities in Firefox 110 and Firefox ESR.
**2.0 Impact**
An attacker could exploit these vulnerabilities to take control of an affected system.
**3.0 Affected Products**
- Mozilla Firefox
- Mozilla Firefox ESR
**4.0 Recommendations**
MyCERT encourages users and administrators to review Mozilla’s security advisories for [Firefox 110](https://www.mozilla.org/en-US/security/advisories/mfsa2023-05/) and [Firefox ESR 102.8](https://www.mozilla.org/en-US/security/advisories/mfsa2023-06/) for more information and apply the necessary updates.
- [Firefox 110](https://www.mozilla.org/en-US/security/advisories/mfsa2023-05/) - https://www.mozilla.org/en-US/security/advisories/mfsa2023-05/
- [Firefox ESR 102.8](https://www.mozilla.org/en-US/security/advisories/mfsa2023-06/) - https://www.mozilla.org/en-US/security/advisories/mfsa2023-06/
Generally, MyCERT advises the users of this devices to be updated with the latest security announcements by the vendor and follow best practice security policies to determine which updates should be applied.
For further enquiries, please contact MyCERT through the following channels:
E-mail: cyber999[at]cybersecurity.my 
Phone: 1-300-88-2999 (monitored during business hours) 
Mobile: +60 19 2665850 (24x7 call incident reporting) 
Business Hours: Mon - Fri 09:00 -18:00 MYT 
Web: <https://www.mycert.org.my> 
Twitter: <https://twitter.com/mycert> 
Facebook: <https://www.facebook.com/mycert.org.my>
**5.0    References**
https://www.cisa.gov/uscert/ncas/current-activity/2023/02/14/mozilla-releases-security-updates-firefox-110-and-firefox-esr