CISA Activity - Mozilla Releases Security Advisories for Thunderbird, Firefox, and Firefox ESR

Mozilla has released security advisories to address vulnerabilities in Thunderbird, Firefox, and Firefox ESR. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system.

CISA encourages users and administrators to review the following advisories and apply the necessary updates:

• Security Vulnerabilities fixed in Firefox 115 Mozilla Foundation Security Advisory 2023-24
• Security Vulnerabilities fixed in Firefox ESR 102.13 Mozilla Foundation Security Advisory 2023-23
• Security Vulnerabilities fixed in Thunderbird 102.13 Mozilla Foundation Security Advisory 2023-22

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