All vulnerabilities

Servers and applications

CVE-2021-28966

In Ruby through 3.0 on Windows, a remote attacker can submit a crafted path when a Web application handles a parameter with TmpDir.

Severity
High 7.5
Published
30 Jul 2021
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
2.7.3, 3.0.1
Sources
NVD

Affected software

SoftwareAffected versions
RubyServers and applications · cpe:a:ruby-lang:ruby
  • Every version before 2.7.3
  • From 3.0.0 before 3.0.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-28966
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-28966