CVE-2025-47947 (GCVE-0-2025-47947)
Vulnerability from cvelistv5
Published
2025-05-21 22:08
Modified
2025-05-22 15:51
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-1050 - Excessive Platform Resource Consumption within a Loop
Summary
ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. Versions up to and including 2.9.8 are vulnerable to denial of service in one special case (in stable released versions): when the payload's content type is `application/json`, and there is at least one rule which does a `sanitiseMatchedBytes` action. A patch is available at pull request 3389 and expected to be part of version 2.9.9. No known workarounds are available.
References
Impacted products
Vendor Product Version
owasp-modsecurity ModSecurity Version: <= 2.9.8
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