CVE-2026-23918
An attacker can exploit multiple vulnerabilities in Apache HTTP Server to gain elevated privileges, execute arbitrary code, bypass security measures, disclose confidential information, or cause a Denial of Service state.
CSIRTS triage
- What
- An attacker can exploit multiple vulnerabilities to gain elevated privileges, execute arbitrary code, bypass security measures, disclose confidential information, or cause a Denial of Service state.
- Who is affected
- Deployments of Apache HTTP Server with the affected versions.
- Urgency
- Remediation is high urgency due to the severity and potential impact of the vulnerabilities.
- Action
- Upgrade to the latest version of Apache HTTP Server.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Elevated exploitation risk49.7% 30-day exploitation probability — well above the norm. Schedule remediation this cycle. Riskier than 99% of all EPSS-scored CVEs.
Advisory coverage (7)
- high[UPDATE] [high] Apache HTTP Server: Multiple vulnerabilitiescert-bund · 2026-08-21
- high[NEW] [high] Apple macOS (Tahoe, Sonoma, and Sequoia): Multiple vulnerabilitiescert-bund · 2026-08-07
- highCVE-2026-23918: Apache HTTP Server: http2: double free and possible RCE on early resetmsrc · 2026-08-06
- unknownMultiple vulnerabilities in Tenable products (August 4, 2026)cert-fr-avis · 2026-08-04
- unknownNCSC-2026-0267 [1.00] [M/H] Vulnerabilities fixed in Apple MacOSncsc-nl · 2026-07-28
- unknownApple Products Multiple Vulnerabilitieshkcert · 2026-07-28
- unknownMultiple vulnerabilities in Tenable Security Center (July 21, 2026)cert-fr-avis · 2026-07-21
External references
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[](https://www.csirts.com/cve/CVE-2026-23918)