How severe is CVE-2018-13397?

CVE-2018-13397 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-13397 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-13397?

CVE-2018-13397 affects Atlassian Sourcetree. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-13397?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-13397 published?

CVE-2018-13397 was published on 2018-11-05 and last updated on 2026-06-17.

CVE-2018-13397

CVE-2018-13397 is a high-severity vulnerability in Atlassian Sourcetree with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Atlassian Sourcetree
Published: 2018-11-05
Last modified: 2026-06-17

Description

There was an argument injection vulnerability in Sourcetree for Windows from version 0.5.1.0 before version 3.0.0 via Git subrepositories in Mercurial repositories. An attacker with permission to commit to a Mercurial repository linked in Sourcetree for Windows is able to exploit this issue to gain code execution on the system.

Frequently asked questions

What is CVE-2018-13397?: There was an argument injection vulnerability in Sourcetree for Windows from version 0.5.1.0 before version 3.0.0 via Git subrepositories in Mercurial repositories. An attacker with permission to commit to a Mercurial repository linked in Sourcetree for Windows is able to exploit this issue to gain code execution on the system.
How severe is CVE-2018-13397?: CVE-2018-13397 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-13397 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-13397?: CVE-2018-13397 affects Atlassian Sourcetree. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-13397?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-13397 published?: CVE-2018-13397 was published on 2018-11-05 and last updated on 2026-06-17.

References

https://jira.atlassian.com/browse/SRCTREEWIN-9077

Affected products (1)

cpe:2.3:a:atlassian:sourcetree:*:*:*:*:*:windows:*:*

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