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  5. CVE-2019-14537

CVE-2019-14537: Access of Resource Using Incompatible Type ('Type Confusion') in yourls/yourls

September 23, 2019 (updated June 8, 2026)

YOURLS through 1.7.3 is affected by a type juggling vulnerability in the API component that can result in login bypass.

References

  • github.com/Wocanilo/CVE-2019-14537
  • github.com/YOURLS/YOURLS/commits/master
  • github.com/YOURLS/YOURLS/pull/2542
  • github.com/YOURLS/YOURLS/releases
  • github.com/YOURLS/YOURLS/security/advisories/GHSA-vf23-f26f-mjj9
  • github.com/advisories/GHSA-vf23-f26f-mjj9
  • nvd.nist.gov/vuln/detail/CVE-2019-14537
  • security-garage.com/index.php/cves/cve-2019-14537-api-authentication-bypass-via-type-juggling

Code Behaviors & Features

Detect and mitigate CVE-2019-14537 with GitLab Dependency Scanning

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Affected versions

All versions before 1.7.4

Fixed versions

  • 1.7.4

Solution

Upgrade to version 1.7.4 or above.

Impact 9.8 CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')

Source file

packagist/yourls/yourls/CVE-2019-14537.yml

Spotted a mistake? Edit the file on GitLab.

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