Is CVE-2021-40887 actively exploited?

CVE-2021-40887 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-40887?

CVE-2021-40887 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2021-40887?

Patch guidance is available from projectsend security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-40887.

Which products are affected by CVE-2021-40887?

1 product: projectsend projectsend.

Fix CVE-2021-40887 - CRITICAL projectsend projectsend

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.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-22 · Path Traversal

Metadata

Primary Vendor: PROJECTSEND
Published: 10/11/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-40887

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary