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CVE-2025-47947VulnerabilityPublished Updated

Bundesamt für Sicherheit in der Informationstechnik Amazon · OWASP ModSecurity: Schwachstelle ermöglicht Denial of Service

Affects Bundesamt für Sicherheit in der Informationstechnik AmazonSource GCVE Database

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Not known to be exploited.

Data as of 4 Nov 2026, 17:49 UTC

Severity
High

Rated High by Threat Radar's AI analysis · No CVSS score from NVD or the CNA

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 21 May 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 4 Nov 2026.

What to do

AI-suggested

Red Hat has released an official security update for ModSecurity in Red Hat Enterprise Linux 8.6 and related distributions that addresses this vulnerability. Users should apply the provided update (mod_security-2.9.2-9.el8_6.1) as detailed in the Red Hat advisory (https://access.redhat.com/articles/11258). No additional mitigation steps are indicated beyond applying the official patch.

Description

CVE-2025-47947 is a denial of service (DoS) vulnerability in ModSecurity, an open source web application firewall. The vulnerability affects ModSecurity versions included in Red Hat Enterprise Linux 8.6 and related distributions. Red Hat has issued an important security advisory with an update that addresses this issue. The vulnerability could allow an attacker to cause a denial of service condition in affected systems running ModSecurity.

References

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