PT-2026-32494 · Pachno · Pachno

Published 2026-04-13 · Updated 2026-04-14 · CVE-2026-40040

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Pachno version 1.0.6

Description An unrestricted file upload issue allows authenticated users to bypass ineffective extension filtering at the '/uploadfile' endpoint. This enables the upload of arbitrary file types, such as .php5 scripts, to web-accessible directories, which can be executed to achieve remote code execution on the server.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2026-40040

Affected Products

Pachno

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-40040 · Security Note
• https://twitter.com/CVEnew/status/2043976220522565708 · Twitter Post
• https://twitter.com/CveFindCom/status/2043776965669171448 · Twitter Post
• https://vulncheck.com/advisories/pachno-unrestricted-file-upload-remote-code-execution · Note
• https://zeroscience.mk/en/vulnerabilities/ZSL-2026-5982.php · Note
• https://twitter.com/infoflowcloud/status/2043977930733220060 · Twitter Post