CVE-2019-20098

Name: CVE-2019-20098
Creator: NVD / NIST
Published: 2020-02-12T14:15:11.107+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.81%

Last modified Jun 17, 2026

CVE-2019-20098 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The VerifySmtpServerConnection!add.jspa component in Atlassian Jira Server and Data Center before version 8.7.0 is vulnerable to cross-site request forgery (CSRF). An attacker could exploit this by tricking an administrative user into making malicious HTTP requests, allowing the attacker to enumerate hosts and open ports on the internal network where Jira server is present.. EPSS estimates a 0.81% chance of exploitation in the next 30 days.

Description

The VerifySmtpServerConnection!add.jspa component in Atlassian Jira Server and Data Center before version 8.7.0 is vulnerable to cross-site request forgery (CSRF). An attacker could exploit this by tricking an administrative user into making malicious HTTP requests, allowing the attacker to enumerate hosts and open ports on the internal network where Jira server is present.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

EPSS Probability

0.81%

52.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Atlassian	Jira Data Center	>= 7.6.15, < 8.5.4
Atlassian	Jira Data Center	>= 8.5.5, < 8.6.2
Atlassian	Jira Server	>= 7.6.15, < 8.5.4
Atlassian	Jira Server	>= 8.5.5, < 8.6.2

References

https://jira.atlassian.com/browse/JRASERVER-70605Issue Tracking, Vendor Advisory
https://www.tenable.com/security/research/tra-2020-05Exploit, Third Party Advisory
https://jira.atlassian.com/browse/JRASERVER-70605Issue Tracking, Vendor Advisory
https://www.tenable.com/security/research/tra-2020-05Exploit, Third Party Advisory

Timeline

Published: Feb 12, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-20098?

How severe is CVE-2019-20098?

CVE-2019-20098 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.

How do I fix CVE-2019-20098?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-20098?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST