Vulnerability in Jenkins Filesystem Trigger

CVE-2021-21657

Jenkins Filesystem Trigger Plugin 0.40 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

EPSS: 0.016 (73.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

Frequently asked questions

What is CVE-2021-21657?
CVE-2021-21657 is a high-severity vulnerability in Jenkins Filesystem Trigger. CVSS score: 8.8/10. Published 2021-05-25.
How severe is CVE-2021-21657?
High severity. CVSS v3 base score is 8.8 out of 10.