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Servers and applications

CVE-2026-49975

Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's mod_http leads to denial of service via malicious HTTP requests. This issue affects Apache HTTP Server: from 2.4.17 through 2.4.67.

Severity
High 7.5
Published
8 Jun 2026
Last changed
19 Aug 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 2.4.17 before 2.4.68

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-49975
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-49975