Security Bulletin: IBM App Connect Enterprise is vulnerable to multiple vulnerabilities due to Apache HttpClient and Apache Neethi ( CVE-2026-40542, CVE-2026-42402, CVE-2026-42403 & CVE-2026-42404 )

Summary IBM App Connect Enterprise is vulnerable to multiple vulnerabilities due to Apache HttpClient and Apache Neethi. Vulnerability Details CVEID:CVE-2026-40542 DESCRIPTION: Missing critical step in authentication in Apache HttpClient 5.6 allows an attacker to cause the client to accept...

[SECURITY] Fedora 43 Update: httpd-2.4.68-1.fc43

The Apache HTTP Server is a powerful, efficient, and extensible web server...

Apache HTTP Server: mod_proxy_ajp: Apache HTTP Server mod_proxy_ajp: Arbitrary code execution via heap-based buffer overflow

A flaw was found in modproxyajp of Apache HTTP Server. This heap-based buffer overflow vulnerability allows a remote attacker, by connecting to a malicious AJP Apache JServ Protocol server, to send a specially crafted message. This message can cause modproxyajp to write attacker-controlled data...

Important: Red Hat Security Advisory: Red Hat JBoss Core Services Apache HTTP Server 2.4.62 SP4 security update

Red Hat JBoss Core Services Apache HTTP Server 2.4.62 Service Pack 4 is now available. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Amazon Linux 2023 : httpd, httpd-core, httpd-devel (ALAS2023-2026-1880)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1880 advisory. Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrad...

RHEL 7 / 8 : Red Hat JBoss Core Services Apache HTTP Server 2.4.62 SP4 (RHSA-2026:27200)

The remote Redhat Enterprise Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27200 advisory. Red Hat JBoss Core Services is a set of supplementary software for Red Hat JBoss middleware products. This software, such as Apache HTT...

Medium: httpd

Issue Overview: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue. CVE-2026-29167 A cross-site scripting...

Amazon Linux 2 : httpd, --advisory ALAS2-2026-3379 (ALAS-2026-3379)

The version of httpd installed on the remote host is prior to 2.4.68-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3379 advisory. Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HT...

Amazon Linux 2023 : mod_http2 (ALAS2023-2026-1859)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1859 advisory. Use After Free vulnerability in Apache HTTP Server module modhttp2 when file handles are already exhausted. This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67. CVE-2026-48913...

Astra Linux – Vulnerability in Apache2

Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server, that malicious AJP server can send a malicious AJP message back to modproxyajp, causing it to write 4 bytes controlled by the attacker after the end of a heap-based...

CVE-2026-34356

A flaw was found in Apache HTTP Server. This heap-based buffer overflow vulnerability can be exploited by a malicious backend server when using ProxyPassReverseCookie directives. This could lead to a denial of service DoS condition, making the server unavailable to legitimate users. Mitigation To...

CVE-2026-44185

A flaw was found in Apache HTTP Server. This buffer over-read vulnerability occurs when the server processes outbound Online Certificate Status Protocol OCSP requests directed to an attacker-controlled OCSP server. This could allow a remote attacker to read sensitive information from memory or...

CVE-2026-42536

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

CVE-2026-34355

A vulnerability has been identified in the Apache HTTP Server. If the server is configured to connect to a malicious or compromised backend server, an attacker could exploit this flaw to bypass security controls or run unauthorized code on the system. Mitigation Disable the modproxyhtml module if...

httpd:2.4 security update

httpd 2.4.37-65.0.1.8 - Replace index.html with Oracle's index page oracleindex.html 2.4.37-65.8 - Resolves: RHEL-173558 - httpd:2.4/httpd: Apache HTTP Server modproxyajp: Arbitrary code execution via heap-based buffer overflow CVE-2026-28780 - Resolves: RHEL-175074 - httpd:2.4/httpd: NULL pointe...

Apache 2.4.49/2.4.50 - Path Traversal and Remote Code Execution

A flaw was found in a change made to path normalization in Apache HTTP Server 2.4.49 and 2.4.50. An attacker could use a path traversal attack to map URLs to files outside the expected document root. If files outside of the document root are not protected by "require all denied" these requests ca...

ShellShock - Remote Code Execution

GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code via a crafted environment, as demonstrated by vectors involving the ForceCommand feature in OpenSSH sshd, the modcgi and modcg...

TencentOS Server 3: httpd:2.4 (TSSA-2026:0498)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0498 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

CVE-2026-44119

A flaw was found in Apache HTTP Server. This improper privilege management vulnerability allows local .htaccess authors to read files with the privileges of the httpd user. This could lead to unauthorized information disclosure...

CVE-2026-29170

A flaw was found in Apache HTTP Server, specifically within the modproxyftp module. This cross-site scripting XSS vulnerability occurs during the generation of HTML directory lists when the server is configured to list FTP directory contents via either a forward or reverse proxy. An attacker coul...