SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-20235

There was an argument injection vulnerability in Atlassian Sourcetree for Windows from version 0.5a before version 3.0.15 via filenames in Mercurial repositories.

HIGH 8.8EPSS 6.69%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (6.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

There was an argument injection vulnerability in Atlassian Sourcetree for Windows from version 0.5a before version 3.0.15 via filenames in Mercurial repositories. A remote 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.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
6.69% probability · 94th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
atlassian/sourcetree
Source
security@atlassian.com
EPSS trend
0%5%10%27 October 2026: 6.69%27 October 202627 October 2026

EPSS 6.7% since 27 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.