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CVE-2026-23918: http server vulnerability
CVE-2026-23918: high vulnerability affecting http server. Check CVSS, KEV status, business impact and recommended administrator actions.
- CVSS
- 8.8 HIGH
- EPSS
- 98.78%
- Known exploited
- not in KEV
- Product
- http server
What is known
Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.
Business impact
Successful exploitation of CVE-2026-23918, a high vulnerability (CVSS 8.8) affecting http server, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.
Recommended administrator action
Confirm whether http server is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.