CVE-2018-13404

Severity: medium (CVSS 4.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-02-13 · updated 2026-06-17
Weakness: CWE-918

Description

The VerifyPopServerConnection resource in Atlassian Jira before version 7.6.10, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3, from version 7.10.0 before version 7.10.3, from version 7.11.0 before version 7.11.3, from version 7.12.0 before version 7.12.3, and from version 7.13.0 before version 7.13.1 allows remote attackers who have administrator rights to determine the existence of internal hosts & open ports and in some cases obtain service information from internal network resources via a Server Side Request Forgery (SSRF) vulnerability.

Affected products

Atlassian Jira: before 7.6.10 — fixed in 7.6.10
Atlassian Jira: from 7.7.0 before 7.7.5; from 7.8.0 through 7.8.4; from 7.9.0 through 7.9.2; from 7.10.0 through 7.10.2; from 7.11.0 before 7.11.3; from 7.12.0 before 7.12.3 — fixed in 7.11.3, 7.12.3, 7.13.1, 7.7.5

How to fix

Upgrade to a fixed version: Atlassian Jira 7.6.10; Atlassian Jira 7.11.3, 7.12.3, 7.13.1, 7.7.5. Check the vendor advisory for mitigations.

References

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