CVE-2018-5226

Name: CVE-2018-5226
Creator: NVD / NIST
Published: 2018-04-25T21:29:00.467+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.46%

Last modified Jun 17, 2026

CVE-2018-5226 is a vulnerability of currently unknown severity. There was an argument injection vulnerability in Sourcetree for Windows via Mercurial repository tag name that is going to be deleted. An attacker with permission to create a tag on a Mercurial repository linked in Sourcetree for Windows is able to exploit this issue to gain code execution on the system. EPSS estimates a 1.46% chance of exploitation in the next 30 days.

Description

There was an argument injection vulnerability in Sourcetree for Windows via Mercurial repository tag name that is going to be deleted. An attacker with permission to create a tag on a Mercurial repository linked in Sourcetree for Windows is able to exploit this issue to gain code execution on the system. All versions of Sourcetree for Windows before 2.5.5.0 are affected by this vulnerability.

Metrics

EPSS Probability

1.46%

70.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Atlassian	Sourcetree	< 2.5.5.0

References

https://jira.atlassian.com/browse/SRCTREEWIN-8509Vendor Advisory
https://jira.atlassian.com/browse/SRCTREEWIN-8509Vendor Advisory

Timeline

Published: Apr 25, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-5226?

How severe is CVE-2018-5226?

Severity scoring for CVE-2018-5226 is pending analysis. The EPSS model estimates a 1.46% probability of exploitation in the next 30 days.

How do I fix CVE-2018-5226?

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-2018-5226?

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

Scan your code now

Source: NVD / NIST