CVE-2021-21642: Improper Restriction of XML External Entity Reference

May 24, 2022 (updated December 21, 2022)

Jenkins Config File Provider Plugin 3.7.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

References

www.openwall.com/lists/oss-security/2021/04/21/2
github.com/advisories/GHSA-q7xg-hh3q-hc68
nvd.nist.gov/vuln/detail/CVE-2021-21642
www.jenkins.io/security/advisory/2021-04-21/

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