CVE-2023-47126: Information Disclosure in typo3/cms-install tool

CVE-2023-47126 · Severity: low · CVSS 3.1 · Published 2023-11-14

Information Disclosure in typo3/cms-install tool

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

Quick answers

Is CVE-2023-47126 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2023-47126 being exploited in the wild.
How severe is CVE-2023-47126?
Low severity, with a CVSS score of 3.1, published 14 November 2023.
Which products and versions are affected?
typo3/cms-install (Packagist) ECOSYSTEM:introduced=12.2.0,fixed=12.4.8.
Is there a fix for CVE-2023-47126?
Yes. typo3/cms-install (Packagist): upgrade to 12.4.8 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2023-47126?
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 12.4.8 or later
    composer require typo3/cms-install:^12.4.8

Affected products

  • typo3/cms-install (Packagist) ECOSYSTEM:introduced=12.2.0,fixed=12.4.8

Identifiers

  • CVE-2023-47126
  • GHSA-p2jh-95jg-2w55

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