CVE-2020-20290

PoC —

CVSS 3.1

7.5 high

EPSS

1%p70

Published

Feb 1, 2021 (Feb 1, 2021)

Modified

Jun 17, 2026

Description

Directory traversal vulnerability in the yccms 3.3 project. The delete, deletesite, and deleteAll functions' improper judgment of the request parameters, triggers a directory traversal vulnerability.

Vendors: yccms
Products: yccms
Weakness: CWE-22
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.3%)

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