CVE-2026-6957

Katalog CVE

CVSS 4.9 · Medium EPSS 0,46%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada mattermost legal hold. Skor CVSS 3.1 4.9 (Medium) menurut NVD.

Deskripsi (NVD)

Mattermost Plugins versions <=1.1.5 fail to sanitize filenames received from federated peers before using them to construct export destination paths, which allows an administrator of a remote federated Mattermost server to write files to arbitrary locations within the target server's filestore via a malicious filename delivered through the shared-channel attachment sync protocol. Mattermost Advisory ID: MMSA-2026-00659

Rincian

Terbit di NVD

27 Mei 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

EPSS (30 hari)

0,46% peluang dieksploitasi; lebih tinggi dari 38,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://mattermost.com/security-updates advisory vendor