CVE-2024-56521: TCPDF missing certificate validation

CVE-2024-56521 · Severity: medium · CVSS 4 · Published 2024-12-27

TCPDF missing certificate validation

Technologies: tecnickcom/tcpdf (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2024-56521 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2024-56521 being exploited in the wild.
How severe is CVE-2024-56521?
Medium severity, with a CVSS score of 4, published 27 December 2024.
Which products and versions are affected?
tecnickcom/tcpdf (Packagist) ECOSYSTEM:introduced=0,fixed=6.8.0.
Is there a fix for CVE-2024-56521?
Yes. tecnickcom/tcpdf (Packagist): upgrade to 6.8.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2024-56521?
Check whether you run tecnickcom/tcpdf (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

  • tecnickcom/tcpdf (Packagist): upgrade to 6.8.0 or later
    composer require tecnickcom/tcpdf:^6.8.0

Affected products

  • tecnickcom/tcpdf (Packagist) ECOSYSTEM:introduced=0,fixed=6.8.0

Identifiers

  • CVE-2024-56521
  • GHSA-9mgx-552f-59p6

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