CVE-2026-23918
Apache HTTP Server: http2: double free and possible RCE on early reset
8.8
HIGH
CVSS 3.1
EPSS 0.95%
Description
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.
How to fix CVE-2026-23918
To remediate CVE-2026-23918, upgrade the affected package to a fixed version below.
- —upgrade to 2.4.67-r0 or later
- —upgrade to 2.4.67 or later
- —upgrade to 2.4.67-1~deb12u2 or later
Is CVE-2026-23918 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.4.67-r0
- >= 2.4.66, < 2.4.67
- from 0, < 2.4.67-1~deb12u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |