Servers and applications
CVE-2021-26691
In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow
- Severity
- Critical 9.8
- Published
- 10 Jun 2021
- Last changed
- 17 Jun 2026
- Added to UpHeron
- 17 Oct 2026
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
Apache HTTP ServerServers and applications · cpe:a:apache:http_server |
|