VULNERABILITY INTELLIGENCE

CVE-2021-29377

CVSS score9.8 CRITICAL
EPSS probability1.60%
CISA KEVNot currently listed
Published2021-08-12
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • nvd@nist.gov: CWE-434

Primary references