CVEvulnerability
CVE-2020-21526
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-09-30
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-22
Description
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.
Affected configurations
• halo halo 1.1.3
Related
Weakness · CWE (1)
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness
References
- https://github.com/halo-dev/halo/issues/421 Exploit, Issue Tracking, Third Party Advisory
- https://github.com/halo-dev/halo/issues/421 Exploit, Issue Tracking, Third Party Advisory