CVE-2021-39109

Name: CVE-2021-39109
Creator: NVD / NIST
Published: 2021-09-01T06:15:06.583+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.67%

Last modified Jun 17, 2026

CVE-2021-39109 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The renderWidgetResource resource in Atlasian Atlasboard before version 1.1.9 allows remote attackers to read arbitrary files via a path traversal vulnerability.. EPSS estimates a 1.67% chance of exploitation in the next 30 days.

Description

The renderWidgetResource resource in Atlasian Atlasboard before version 1.1.9 allows remote attackers to read arbitrary files via a path traversal vulnerability.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.67%

73.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Atlassian	Atlasboard	< 1.1.9

References

https://bitbucket.org/atlassian/atlasboard/commits/9c03df09f09399e2601010466e8ba3a28236eb9cPatch, Vendor Advisory
https://bitbucket.org/atlassian/atlasboard/commits/9c03df09f09399e2601010466e8ba3a28236eb9cPatch, Vendor Advisory

Timeline

Published: Sep 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39109?

The renderWidgetResource resource in Atlasian Atlasboard before version 1.1.9 allows remote attackers to read arbitrary files via a path traversal vulnerability.

How severe is CVE-2021-39109?

CVE-2021-39109 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.67% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39109?

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-2021-39109?

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

Scan your code now

Source: NVD / NIST