CWE
200
Advisory Published
CVE Published
Updated

CVE-2018-12358: Infoleak

First published: Tue Jun 26 2018(Updated: )

Last updated 24 July 2024

Credit: security@mozilla.org

Affected SoftwareAffected VersionHow to fix
debian/firefox
135.0.1-1
Firefox<61.0
Ubuntu=14.04
Ubuntu=16.04
Ubuntu=17.10
Ubuntu=18.04
Firefox<61
61

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Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2018-12358?

    CVE-2018-12358 is considered a high severity vulnerability due to the potential risks associated with cross-origin resource reading.

  • How do I fix CVE-2018-12358?

    To fix CVE-2018-12358, update your Mozilla Firefox to version 61 or later and ensure your Ubuntu Linux is updated to the latest patched version.

  • Which versions of Firefox are affected by CVE-2018-12358?

    CVE-2018-12358 affects Firefox versions below 61.

  • Is Ubuntu 14.04 vulnerable to CVE-2018-12358?

    Yes, Ubuntu 14.04 is vulnerable to CVE-2018-12358 if it runs an affected version of Firefox.

  • Can service workers exploit CVE-2018-12358?

    Yes, malicious sites can exploit CVE-2018-12358 by using service workers to access opaque responses intended to be blocked.

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