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Case File

CVE-2021-40887

CRITICAL · CVSS 9.8 EPSS 2.29% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-10-11 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-40887
Severity
CRITICAL
CVSS
9.8
EPSS
2.29%

Original NVD Description

Projectsend version r1295 is affected by a directory traversal vulnerability. Because of lacking sanitization input for files[] parameter, an attacker can add ../ to move all PHP files or any file on the system that has permissions to /upload/files/ folder.

Related CVEs

Other vulnerabilities affecting the same vendor(s)