Local File Disclosure in PMB 5.6 getgif.php Allows Arbitrary File Access

Publication date: 2026-01-28

Last updated on: 2026-01-28

Assigner: VulnCheck

Description

PMB 5.6 contains a local file disclosure vulnerability in getgif.php that allows attackers to read arbitrary system files by manipulating the 'chemin' parameter. Attackers can exploit the unsanitized file path input to access sensitive files like /etc/passwd by sending crafted requests to the getgif.php endpoint.

CVSS Scores

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Meta Information

Published

2026-01-28

Last Modified

2026-01-28

Generated

2026-07-06

AI Q&A

2026-01-29

EPSS Evaluated

2026-07-05

NVD

CVE-2020-36970

EUVD

EUVD-2020-30877

Affected Vendors & Products

Vendor	Product	Version / Range
unknown_vendor	pmb	5.6

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-22	The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

Executive Summary

This vulnerability in PMB 5.6 is a local file disclosure issue in the getgif.php script. It allows attackers to read arbitrary system files by manipulating the 'chemin' parameter, which is not properly sanitized. By sending specially crafted requests to getgif.php, attackers can access sensitive files such as /etc/passwd.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of sensitive system files, potentially exposing critical information about the system and its users. This can aid attackers in further compromising the system or gaining unauthorized access.

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