critical
9.8
CWE
20
Advisory Published
CVE Published
Updated

CVE-2016-9901: Input Validation

First published: Tue Dec 13 2016(Updated: )

HTML tags received from the Pocket server will be processed without sanitization and any JavaScript code executed will be run in the about:pocket-saved (unprivileged) page, giving it access to Pocket's messaging API through HTML injection.

Credit: security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Firefox<50.1
50.1
Red Hat Enterprise Linux=7.3
Red Hat Enterprise Linux=7.4
Red Hat Enterprise Linux Desktop=5.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux Server EUS=7.3
Red Hat Enterprise Linux Server EUS=7.4
Red Hat Enterprise Linux Server EUS=7.5
Red Hat Enterprise Linux Server=5.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Server=7.0
Red Hat Enterprise Linux Workstation=5.0
Red Hat Enterprise Linux Workstation=6.0
Red Hat Enterprise Linux Workstation=7.0
Firefox<50.1
Firefox ESR<45.6.0
Firefox ESR<45.6
45.6

Remedy

https://bugzilla.mozilla.org/show_bug.cgi?id=1320057

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of CVE-2016-9901?

    CVE-2016-9901 has a moderate severity level due to HTML injection risks that can lead to unauthorized access to the messaging API.

  • How do I fix CVE-2016-9901?

    To fix CVE-2016-9901, update affected software to versions above Firefox ESR 45.6 or Firefox 50.1.

  • Which software versions are affected by CVE-2016-9901?

    CVE-2016-9901 affects Mozilla Firefox and Mozilla Firefox ESR versions up to 45.6 and 50.1 respectively.

  • What are the risks associated with CVE-2016-9901?

    The risks involve potential HTML injection that allows execution of JavaScript in an unprivileged context, impacting user security.

  • Is there a workaround for CVE-2016-9901?

    There are no specific workarounds for CVE-2016-9901; updating to the latest version is the best mitigation.

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