Critical severity9.8NVD Advisory· Published Sep 30, 2020· Updated Jun 17, 2026
CVE-2020-21522
CVE-2020-21522
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.
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Affected products
2- halo/halodescription
Patches
Vulnerability mechanics
References
1- github.com/halo-dev/halo/issues/418nvdExploitIssue TrackingThird Party Advisory
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