CVE-2010-5100: TYPO3 Cross-Site Scripting vulnerability in the Install Tool

CVE-2010-5100 · Severity: info · Published 2022-05-17

TYPO3 Cross-Site Scripting vulnerability in the Install Tool

Technologies: typo3/cms-install (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2010-5100 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2010-5100 being exploited in the wild.
How severe is CVE-2010-5100?
Informational severity, published 17 May 2022.
Which products and versions are affected?
typo3/cms-install (Packagist) ECOSYSTEM:introduced=4.2.0,fixed=4.2.16.
Is there a fix for CVE-2010-5100?
Yes. typo3/cms-install (Packagist): upgrade to 4.2.16 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2010-5100?
Check whether you run typo3/cms-install (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • typo3/cms-install (Packagist): upgrade to 4.2.16 or later
    composer require typo3/cms-install:^4.2.16

Affected products

  • typo3/cms-install (Packagist) ECOSYSTEM:introduced=4.2.0,fixed=4.2.16

Identifiers

  • CVE-2010-5100
  • GHSA-9hh2-8cw6-hfv7

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