Brief

Summary:
The United States government official website is an official website owned by United States government organization, with a web address ending in.gov.

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An official website of the United States government

Dot gov

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

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Secure .gov websites use HTTPS

A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

America’s Cyber Defense Agency

Alert

Release Date

Mozilla has released security updates to address vulnerabilities in Firefox ESR 115.4 and Firefox 119. A cyber threat actor could exploit these vulnerabilities to take control of an affected system.

CISA encourages users and administrators to review Mozilla security advisories Firefox ESR 115.4 and Firefox 119 for more information and apply the necessary updates.

Please share your thoughts

We recently updated our anonymous product survey; we’d welcome your feedback.

Related Advisories

Highlights content goes here...

Summary:

On October 25, 2023, the America’s Cyber Defense Agency (ACDA) issued an alert to address vulnerabilities in the Mozilla Firefox ESR 115.4 and Firefox 119 web browsers. According to the advisory, a cyber threat actor could potentially exploit these vulnerabilities to gain control of an affected system.

The advisory urges users and administrators to visit Mozilla’s security advisories for Firefox ESR 115.4 and Firefox 119 to gather more information and apply the necessary updates to remediate the vulnerabilities. As a precautionary measure, CISA encourages users to only share sensitive information on official, secure websites.

Additionally, the ACDA invites users to provide feedback on their updated anonymous product survey, aiming to improve their services.

Key Takeaways:

Vulnerabilities in Mozilla Firefox ESR 115.4 and Firefox 119 have been identified.
A cyber threat actor could exploit these vulnerabilities to gain control of an affected system.
Users and administrators are urged to review Mozilla’s security advisories and apply necessary updates.
CISA advises users to share sensitive information only on official, secure websites.
The ACDA invites feedback on their updated anonymous product survey.

Relevant Information:

Mozilla security advisories: Firefox ESR 115.4 and Firefox 119
* ACDA’s anonymous product survey

Cybersecurity and Infrastructure Security Agency

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