medium
6.1
CWE
79
Advisory Published
Advisory Published
Updated

CVE-2016-4056: XSS

First published: Mon Jan 23 2017(Updated: )

Cross-site scripting (XSS) vulnerability in the Backend component in TYPO3 6.2.x before 6.2.19 allows remote attackers to inject arbitrary web script or HTML via the module parameter when creating a bookmark.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
composer/typo3/cms>=6.2.0<6.2.19
6.2.19
TYPO3=6.2
TYPO3=6.2.0-alpha1
TYPO3=6.2.0-alpha2
TYPO3=6.2.0-alpha3
TYPO3=6.2.0-beta1
TYPO3=6.2.0-beta2
TYPO3=6.2.0-beta3
TYPO3=6.2.0-beta4
TYPO3=6.2.0-beta5
TYPO3=6.2.0-beta6
TYPO3=6.2.0-beta7
TYPO3=6.2.0-rc1
TYPO3=6.2.0-rc2
TYPO3=6.2.1
TYPO3=6.2.2
TYPO3=6.2.3
TYPO3=6.2.4
TYPO3=6.2.5
TYPO3=6.2.6
TYPO3=6.2.7
TYPO3=6.2.8
TYPO3=6.2.9
TYPO3=6.2.10
TYPO3=6.2.10-rc1
TYPO3=6.2.11
TYPO3=6.2.12
TYPO3=6.2.13
TYPO3=6.2.14
TYPO3=6.2.15
TYPO3=6.2.16
TYPO3=6.2.17
TYPO3=6.2.18

Remedy

https://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2016-006/

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-4056?

    CVE-2016-4056 is classified as a medium severity vulnerability due to its cross-site scripting (XSS) nature.

  • How do I fix CVE-2016-4056?

    To mitigate CVE-2016-4056, upgrade TYPO3 to version 6.2.19 or later.

  • What components are affected by CVE-2016-4056?

    CVE-2016-4056 affects the Backend component of TYPO3 6.2.x before version 6.2.19.

  • Can CVE-2016-4056 allow attackers to execute scripts?

    Yes, CVE-2016-4056 allows remote attackers to inject and execute arbitrary web scripts or HTML.

  • Is CVE-2016-4056 still a threat if I update TYPO3?

    No, updating TYPO3 to version 6.2.19 or later will eliminate the risk associated with CVE-2016-4056.

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