Amazon Linux 2023 : mod_security, mod_security-mlogc (ALAS2023-2025-1026)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1026 advisory. 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 speci...

Security update for apache2-mod_security2

This update for apache2-modsecurity2 fixes the following issues: CVE-2025-47947: Fixed denial of service through sanitiseMatchedBytes bsc1243978. CVE-2025-48866: Fixed denial of service via excessive number of arguments in sanitiseArg bsc1243976. Patch Instructions: To install this SUSE update us...

BIT-MODSECURITY2-2024-46292

A buffer overflow in modsecurity v3.0.12 allows attackers to cause a Denial of Service DoS via a crafted input inserted into the name parameter. NOTE: this is disputed by the Supplier because it cannot be reproduced. Also, the product's documentation indicates that it is not guaranteed to be usab...

BIT-MODSECURITY-2024-46292

A buffer overflow in modsecurity v3.0.12 allows attackers to cause a Denial of Service DoS via a crafted input inserted into the name parameter. NOTE: this is disputed by the Supplier because it cannot be reproduced. Also, the product's documentation indicates that it is not guaranteed to be usab...

Ubuntu: Security Advisory (USN-7567-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Alibaba Cloud Linux 3 : 0089: mod_security (ALINUX3-SA-2025:0089)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2025:0089 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2025-47947: ModSecurity is an open source, cros...

TencentOS Server 4: mod_security (TSSA-2024:0265)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2024:0265 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 / 25.04 : ModSecurity vulnerabilities (USN-7567-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 / 25.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7567-1 advisory. Simon Studer discovered that ModSecurity incorrectly handled certain JSON...

USN-7567-1 modsecurity-apache vulnerabilities

Simon Studer discovered that ModSecurity incorrectly handled certain JSON objects. An attacker could possibly use this issue to cause a denial of service. CVE-2025-47947 It was discovered that ModSecurity incorrectly handled requests when parsing certain form data. An attacker could possibly use...

USN-7567-1: ModSecurity vulnerabilities

Simon Studer discovered that ModSecurity incorrectly handled certain JSON objects. An attacker could possibly use this issue to cause a denial of service. CVE-2025-47947 It was discovered that ModSecurity incorrectly handled requests when parsing certain form data. An attacker could possibly use...

Important: mod_security

Issue Overview: 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,...

modsecurity: ModSecurity Has Possible DoS Vulnerability

A flaw was found in the modsecurity2 Apache2 module. 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, at least one rule performs a sanitiseMatchedBytes action, a security...

Exploit for Code Injection in Vmware Spring_Framework

web-threat-mitigation Hands-on lab on detecting and mitigating...

modsecurity: ModSecurity Has Possible DoS Vulnerability

A flaw was found in the modsecurity2 Apache2 module. 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, at least one rule performs a sanitiseMatchedBytes action, a security...

modsecurity: ModSecurity Has Possible DoS Vulnerability

A flaw was found in the modsecurity2 Apache2 module. 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, at least one rule performs a sanitiseMatchedBytes action, a security...

modsecurity: ModSecurity Has Possible DoS Vulnerability

A flaw was found in the modsecurity2 Apache2 module. 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, at least one rule performs a sanitiseMatchedBytes action, a security...

modsecurity: ModSecurity Has Possible DoS Vulnerability

A flaw was found in the modsecurity2 Apache2 module. 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, at least one rule performs a sanitiseMatchedBytes action, a security...

mod_security security update

2.9.6-2 - add fix for CVE-2025-47947 - Resolves: RHEL-93016...

Important: mod_security security update

ModSecurity is an open source intrusion detection and prevention engine for web applications. Security Fixes: modsecurity: ModSecurity Has Possible DoS Vulnerability CVE-2025-47947 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related...

ALSA-2025:8837 Important: mod_security security update

ModSecurity is an open source intrusion detection and prevention engine for web applications. Security Fixes: modsecurity: ModSecurity Has Possible DoS Vulnerability CVE-2025-47947 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related...