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Vulnerability record · CVE-2017-8368 · published 5 July 2017

CVE-2017-8368: Sublimetext sublime text 3 memory buffer overflow vulnerability

Sublimetext · Sublime Text 3

Sublime Text 3 Build 3126 allows user-assisted attackers to cause a denial of service or possibly have unspecified other impact via a crafted .mkv file. One threat model is a victim who obtains an untrusted crafted file from a remote location and issues several user-defined commands, as demonstrated by Ctrl-A, Delete, and Ctrl-Z.

7.8 CVSS 3.0 High EPSS 0.91% · top 41.6% CWE-119 · Memory buffer overflow
7.8CVSS 3.0 base score, v2 6.8
0.91%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Sublime Text 3 Build 3126 allows user-assisted attackers to cause a denial of service or possibly have unspecified other impact via a crafted .mkv file. One threat model is a victim who obtains an untrusted crafted file from a remote location and issues several user-defined commands, as demonstrated by Ctrl-A, Delete, and Ctrl-Z.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/SublimeTextIssues/Core/issues/1700
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8368 Third Party Advisory
https://github.com/SublimeTextIssues/Core/issues/1700
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8368 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-8368), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.