CVE-2021-21682: Improper Encoding or Escaping of Output

October 6, 2021 (updated November 22, 2023)

Jenkins accepts names of jobs and other entities with a trailing dot character, potentially replacing the configuration and data of other entities on Windows.

References

www.openwall.com/lists/oss-security/2021/10/06/1
nvd.nist.gov/vuln/detail/CVE-2021-21682
www.jenkins.io/security/advisory/2021-10-06/

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