What is CVE-2017-16862?

CVE-2017-16862 is a medium-severity vulnerability in Atlassian Jira, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2018-01-12.

How severe is CVE-2017-16862?

Medium severity. CVSS v3 base score is 4.3 out of 10.

CSRF in Atlassian Jira

CVE-2017-16862

The IncomingMailServers resource in Atlassian Jira before version 7.6.2 allows remote attackers to modify the "incoming mail" whitelist setting via a Cross-site request forgery (CSRF) vulnerability.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2018-01-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (49.0th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Atlassian Jira — versions prior to 7.6.2

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

www.securityfocus.com/bid/102506 (VDB Entry, Third Party Advisory, vdb-entry)
jira.atlassian.com/browse/JRASERVER-66622 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2017-16862?: CVE-2017-16862 is a medium-severity vulnerability in Atlassian Jira, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2018-01-12.
How severe is CVE-2017-16862?: Medium severity. CVSS v3 base score is 4.3 out of 10.