CVE-2026-19118

Katalog CVE

CVSS 7.5 · High EPSS 0,69%

Kerentanan Time-of-check Time-of-use (TOCTOU) Race Condition pada github enterprise server. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

A time-of-check time-of-use race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution. Exploitation required an authenticated user with write access to a repository and precise timing of concurrent upload requests. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.22 and was fixed in versions 3.17.20, 3.18.14, 3.19.11, 3.20.7, and 3.21.5. This vulnerability was reported via the GitHub Bug Bounty program.

Rincian

Terbit di NVD

1 September 2026

Terakhir diubah

8 September 2026

Status NVD

Analyzed

CVSS 3.1

7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

EPSS (30 hari)

0,69% peluang dieksploitasi; lebih tinggi dari 51,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://docs.github.com/en/enterprise-server@3.17/admin/release-notes#3.17.20 release notes · advisory vendor
• https://docs.github.com/en/enterprise-server@3.18/admin/release-notes#3.18.14 release notes · advisory vendor
• https://docs.github.com/en/enterprise-server@3.19/admin/release-notes#3.19.11 release notes · advisory vendor
• https://docs.github.com/en/enterprise-server@3.20/admin/release-notes#3.20.7 release notes · advisory vendor
• https://docs.github.com/en/enterprise-server@3.21/admin/release-notes#3.21.5 release notes · advisory vendor