CVE-2018-19486

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 4%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

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 v3
9.8
EG Score
9.8(medium)
EPSS
89.6%
KEV
Not listed

Published

November 23, 2018

Last Modified

November 21, 2024

Advisory Details (5)

Auto-updated Jun 13, 2026
Patch available. Sources: redhat.
redhat Patch Available
https://access.redhat.com/errata/RHSA-2018:3800
generic
http://www.securitytracker.com/id/1042166
generic
http://www.securityfocus.com/bid/106020
generic

Git: Multiple vulnerabilities (GLSA 201904-13) — Gentoo security

https://security.gentoo.org/glsa/201904-13
generic

run-command: mark path lookup errors with ENOENT - git.git - The core git plumbing

https://git.kernel.org/pub/scm/git/git.git/commit/?id=321fd82389742398d2924640ce3a61791fd27d60

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntugitweb (1:2.7.4-0ubuntu1.6) @ xenial2026-05-28ubuntu
redhatrh-git218-git-0:2.18.1-3.el72018-12-10redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(2)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 10× in last 7d / 48× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-15 16:55 UTCEPSS rescore
  2. 2026-07-15 16:55 UTCEPSS rescore
  3. 2026-07-15 01:56 UTCEPSS rescore
  4. 2026-07-15 01:56 UTCEPSS rescore
  5. 2026-07-13 22:27 UTCEPSS rescore
  6. 2026-07-13 22:26 UTCEPSS rescore
  7. 2026-07-13 06:10 UTCEPSS rescore
  8. 2026-07-12 05:43 UTCEPSS rescore
  9. 2026-07-11 08:24 UTCEPSS rescore
  10. 2026-07-09 19:06 UTCEPSS rescore
  11. 2026-07-08 15:11 UTCEPSS rescore
  12. 2026-07-06 16:24 UTCEPSS rescore
  13. 2026-07-06 16:24 UTCEPSS rescore
  14. 2026-07-06 02:20 UTCEPSS rescore
  15. 2026-07-05 02:27 UTCEPSS rescore
  16. 2026-07-04 06:28 UTCEPSS rescore
  17. 2026-07-04 06:28 UTCEPSS rescore
  18. 2026-07-03 21:56 UTCOSV refresh
  19. 2026-07-02 16:54 UTCEPSS rescore
  20. 2026-07-01 15:03 UTCEPSS rescore
  21. 2026-07-01 15:03 UTCEPSS rescore
  22. 2026-06-30 23:20 UTCEPSS rescore
  23. 2026-06-30 23:19 UTCEPSS rescore
  24. 2026-06-29 14:03 UTCEPSS rescore
  25. 2026-06-28 04:53 UTCEPSS rescore
Show 63 more
  1. 2026-06-28 04:53 UTCEPSS rescore
  2. 2026-06-27 03:06 UTCEPSS rescore
  3. 2026-06-27 03:06 UTCEPSS rescore
  4. 2026-06-25 13:47 UTCEPSS rescore
  5. 2026-06-25 13:47 UTCEPSS rescore
  6. 2026-06-24 14:02 UTCEPSS rescore
  7. 2026-06-24 14:02 UTCEPSS rescore
  8. 2026-06-23 21:30 UTCEPSS rescore
  9. 2026-06-23 21:30 UTCEPSS rescore
  10. 2026-06-23 21:30 UTCEPSS rescore
  11. 2026-06-22 14:23 UTCEPSS rescore
  12. 2026-06-21 14:54 UTCEPSS rescore
  13. 2026-06-21 14:54 UTCEPSS rescore
  14. 2026-06-21 01:57 UTCEPSS rescore
  15. 2026-06-21 01:57 UTCEPSS rescore
  16. 2026-06-19 19:23 UTCEPSS rescore
  17. 2026-06-19 19:23 UTCEPSS rescore
  18. 2026-06-18 17:50 UTCEPSS rescore
  19. 2026-06-18 17:50 UTCEPSS rescore
  20. 2026-06-17 17:50 UTCEPSS rescore
  21. 2026-06-17 17:50 UTCEPSS rescore
  22. 2026-06-16 17:50 UTCEPSS rescore
  23. 2026-06-16 17:50 UTCEPSS rescore
  24. 2026-06-15 17:45 UTCEPSS rescore
  25. 2026-06-15 09:43 UTCOSV refresh
  26. 2026-06-14 23:15 UTCEPSS rescore
  27. 2026-06-14 23:14 UTCEPSS rescore
  28. 2026-06-13 22:58 UTCEPSS rescore
  29. 2026-06-12 23:09 UTCEPSS rescore
  30. 2026-06-12 23:09 UTCEPSS rescore
  31. 2026-06-11 13:57 UTCEPSS rescore
  32. 2026-06-10 22:16 UTCEPSS rescore
  33. 2026-06-10 13:19 UTCEPSS rescore
  34. 2026-06-08 14:14 UTCEPSS rescore
  35. 2026-06-08 14:14 UTCEPSS rescore
  36. 2026-06-07 15:22 UTCEPSS rescore
  37. 2026-06-07 15:22 UTCEPSS rescore
  38. 2026-06-06 13:45 UTCEPSS rescore
  39. 2026-06-06 13:45 UTCEPSS rescore
  40. 2026-06-05 22:45 UTCEPSS rescore
  41. 2026-06-05 22:45 UTCEPSS rescore
  42. 2026-06-05 06:08 UTCEPSS rescore
  43. 2026-06-05 06:08 UTCEPSS rescore
  44. 2026-06-04 13:10 UTCEPSS rescore
  45. 2026-06-02 20:11 UTCEPSS rescore
  46. 2026-06-02 20:11 UTCEPSS rescore
  47. 2026-06-01 13:50 UTCEPSS rescore
  48. 2026-06-01 13:50 UTCEPSS rescore
  49. 2026-05-31 22:29 UTCEPSS rescore
  50. 2026-05-31 00:14 UTCEPSS rescore
  51. 2026-05-31 00:14 UTCEPSS rescore
  52. 2026-05-29 13:41 UTCEPSS rescore
  53. 2026-05-28 13:42 UTCEPSS rescore
  54. 2026-05-28 13:42 UTCEPSS rescore
  55. 2026-05-28 00:56 UTCEG score recompute
  56. 2026-05-28 00:56 UTCVendor advisory
  57. 2026-05-28 00:56 UTCGHSA enrichment
  58. 2026-05-27 13:38 UTCEPSS rescore
  59. 2026-05-27 13:38 UTCEPSS rescore
  60. 2026-05-26 13:42 UTCEPSS rescore
  61. 2026-05-26 13:42 UTCEPSS rescore
  62. 2026-05-26 07:17 UTCEPSS rescore
  63. 2026-05-26 07:17 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2018-19486?
CVE-2018-19486 is a critical vulnerability published on November 23, 2018. 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.
When was CVE-2018-19486 disclosed?
CVE-2018-19486 was first published in the National Vulnerability Database on November 23, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-19486 actively exploited?
CVE-2018-19486 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-19486?
CVE-2018-19486 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-19486?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-19486, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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