Advisory Database
  • Advisories
  • Dependency Scanning
  1. maven
  2. ›
  3. org.http4s/http4s-core_2.12
  4. ›
  5. CVE-2021-21294

CVE-2021-21294: Uncontrolled Resource Consumption

February 2, 2021 (updated October 24, 2022)

Http4s (http4s-blaze-server) is a minimal, idiomatic Scala interface for HTTP services. Http4s has a vulnerability which can lead to a denial-of-service.

References

  • nvd.nist.gov/vuln/detail/CVE-2021-21294

Code Behaviors & Features

Detect and mitigate CVE-2021-21294 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 0.21.17

Fixed versions

  • 0.21.17

Solution

Upgrade to version 0.21.17 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-770: Allocation of Resources Without Limits or Throttling

Source file

maven/org.http4s/http4s-core_2.12/CVE-2021-21294.yml

Spotted a mistake? Edit the file on GitLab.

  • Site Repo
  • About GitLab
  • Terms
  • Privacy Statement
  • Contact

Page generated Sun, 08 Nov 2026 00:17:24 +0000.