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Servers and applications

CVE-2021-44040

Improper Input Validation vulnerability in request line parsing of Apache Traffic Server allows an attacker to send invalid requests. This issue affects Apache Traffic Server 8.0.0 to 8.1.3 and 9.0.0 to 9.1.1.

Severity
High 7.5
Published
23 Mar 2022
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Apache Traffic ServerServers and applications · cpe:a:apache:traffic_server
  • From 8.0.0 up to 8.1.3
  • From 9.0.0 up to 9.1.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-44040
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-44040