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Vulnerability record · CVE-2018-19486 · published 23 November 2018

CVE-2018-19486: Git-scm git untrusted search path vulnerability

Git Scm · Git

Git before 2.19.2 on Linux and UNIX executes commands from the current working directory (as if '.' were at the end of $PATH) in certain cases involving the run_command() API and run-command.c, because there was a dangerous change from execvp to execv during 2017.

9.8 CVSS 3.0 Critical EPSS 4.1% · top 9.6% CWE-426 · Untrusted search path
9.8CVSS 3.0 base score, v2 7.5
4.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
14References
17 Jun 2026Last modified by NVD

Description

Git before 2.19.2 on Linux and UNIX executes commands from the current working directory (as if '.' were at the end of $PATH) in certain cases involving the run_command() API and run-command.c, because there was a dangerous change from execvp to execv during 2017.

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

Affected products

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

References

LinkTags
http://www.securityfocus.com/bid/106020 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1042166 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:3800 Third Party Advisory
https://git.kernel.org/pub/scm/git/git.git/commit/?id=321fd82389742398d2924640ce3a61791fd27d60 Mailing ListPatchThird Party Advisory
https://git.kernel.org/pub/scm/git/git.git/tree/Documentation/RelNotes/2.19.2.txt Release NotesThird Party Advisory
https://security.gentoo.org/glsa/201904-13
https://usn.ubuntu.com/3829-1/ Third Party Advisory
http://www.securityfocus.com/bid/106020 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1042166 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:3800 Third Party Advisory
https://git.kernel.org/pub/scm/git/git.git/commit/?id=321fd82389742398d2924640ce3a61791fd27d60 Mailing ListPatchThird Party Advisory
https://git.kernel.org/pub/scm/git/git.git/tree/Documentation/RelNotes/2.19.2.txt Release NotesThird Party Advisory
https://security.gentoo.org/glsa/201904-13
https://usn.ubuntu.com/3829-1/ Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-19486), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.