CVE-2020-21522

CRITICAL

Halo - Path Traversal

Title source: rule
STIX 2.1

Description

An issue was discovered in halo V1.1.3. A Zip Slip Directory Traversal Vulnerability in the backend,the attacker can overwrite some files, such as ftl files, .bashrc files in the user directory, and finally get the permissions of the operating system.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/halo-dev/halo/issues/418

Scores

CVSS v3 9.8
EPSS 0.0059
EPSS Percentile 69.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-22
Status published
Products (1)
halo/halo 1.1.3
Published Sep 30, 2020
Tracked Since Feb 18, 2026