Critical Apache HTTP Server Vulnerability Poses Remote Code Execution Risk
Severity: High (Score: 75.8)
Sources: Cybersecuritynews, Gbhackers
Summary
The Apache Software Foundation has issued an urgent security update for the Apache HTTP Server to address a severe vulnerability tracked as CVE-2026-23918, published on 2026-05-04. This flaw allows attackers to execute malicious code remotely on affected servers, endangering millions of websites. The update patches five vulnerabilities, including a dangerous double-free flaw that enables Remote Code Execution (RCE) in version 2.4.67. Users running version 2.4.66 or earlier are strongly urged to upgrade immediately to mitigate the risk. The vulnerability affects a significant portion of web servers globally, potentially impacting both small and large organizations. As of the latest reports, the situation is critical, and immediate action is recommended to secure systems against possible exploitation. Key Points: • CVE-2026-23918 allows remote code execution on vulnerable Apache HTTP Servers. • Users must upgrade from version 2.4.66 or earlier to the latest version to mitigate risks. • The vulnerability affects millions of websites, posing a significant threat to web security.
Key Entities
- Remote Code Execution (attack_type)
- Zero-day Exploit (attack_type)
- CVE-2026-23918 (cve)
- Cwe-415 - Double Free (cwe)
- T1190 - Exploit Public-Facing Application (mitre_attack)
- Apache (platform)
- Apache HTTP Server (platform)
- Double Free (vulnerability)