CVE-2020-21526

Katalog CVE

CVSS 9.8 · Critical EPSS 1,9%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada halo. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

An Arbitrary file writing vulnerability in halo v1.1.3. In an interface to write files in the background, a directory traversal check is performed on the input path parameter, but the startsWith function can be used to bypass it.

Rincian

Terbit di NVD

30 September 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

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

EPSS (30 hari)

1,9% peluang dieksploitasi; lebih tinggi dari 79,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/halo-dev/halo/issues/421 exploit · issue tracking · advisory pihak ketiga