All vulnerabilities

Servers and applications

CVE-2026-34355

A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

Severity
High 7.5
Published
8 Jun 2026
Last changed
14 Sept 2026
Added to UpHeron
17 Oct 2026
Fixed in
2.4.68
Sources
NVD

Affected software

SoftwareAffected versions
Apache HTTP ServerServers and applications · cpe:a:apache:http_server
  • From 2.4.0 before 2.4.68

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-34355
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-34355