Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2021-33195

Go before 1.15.13 and 1.16.x before 1.16.5 has functions for DNS lookups that do not validate replies from DNS servers, and thus a return value may contain an unsafe injection (e.g., XSS) that does not conform to the RFC1035 format.

  • Published: Aug 2, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-33195
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.3
  • AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
golang / go 1.16.0 1.16.5
golang / go - 1.15.13