CVE-2025-5257: Mautic's Predictable Page Indexing Might Lead to Sensitive Data Exposure

CVE-2025-5257 · Severity: low · CVSS 3.1 · Published 2025-05-28

Mautic's Predictable Page Indexing Might Lead to Sensitive Data Exposure

Technologies: mautic/core (Packagist). Vendors: Packagist.

Quick answers

Is CVE-2025-5257 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-5257 being exploited in the wild.
How severe is CVE-2025-5257?
Low severity, with a CVSS score of 3.1, published 28 May 2025.
Which products and versions are affected?
mautic/core (Packagist) ECOSYSTEM:introduced=4.0.0,fixed=4.4.16.
Is there a fix for CVE-2025-5257?
Yes. mautic/core (Packagist): upgrade to 4.4.16 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-5257?
Check whether you run mautic/core (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

  • mautic/core (Packagist): upgrade to 4.4.16 or later
    composer require mautic/core:^4.4.16

Affected products

  • mautic/core (Packagist) ECOSYSTEM:introduced=4.0.0,fixed=4.4.16

Identifiers

  • CVE-2025-5257
  • GHSA-cqx4-9vqf-q3m8

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