Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2021-4235

Due to unbounded alias chasing, a maliciously crafted YAML file can cause the system to consume significant system resources. If parsing user input, this may be used as a denial of service vector.

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

No CWE or OWASP classifications available.

Software From Fixed in
yaml_project / yaml - 2.2.3
gopkg.in/yaml.v2 - 2.2.3
github.com/go-yaml/yaml - 2.1.0.x