CVE-2021-29377

PoC —

CVSS 3.1

9.8 critical

EPSS

2%p74

Published

Aug 12, 2021 (Aug 12, 2021)

Modified

Jun 17, 2026

Description

Pear Admin Think through 2.1.2 has an arbitrary file upload vulnerability that allows attackers to execute arbitrary code remotely. A .php file can be uploaded via admin.php/index/upload because app/common/service/UploadService.php mishandles fileExt.

Vendors: pearadmin
Products: pearadmin think
Weakness: CWE-434
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.6%)

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