ananthakumaran Paisa up to 0.7.7 GetFile/GetSheet/DeleteBackups/DeleteSheetBackups path traversal

Summaryinfo

A vulnerability categorized as critical has been discovered in ananthakumaran Paisa up to 0.7.7. Affected by this issue is some unknown functionality of the component GetFile/GetSheet/DeleteBackups/DeleteSheetBackups. Executing a manipulation can lead to path traversal. This vulnerability is handled as CVE-2026-116067. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in ananthakumaran Paisa up to 0.7.7. This vulnerability affects an unknown functionality of the component GetFile/GetSheet/DeleteBackups/DeleteSheetBackups. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Paisa before 0.7.8 contains a path traversal vulnerability in the GetFile, GetSheet, DeleteBackups, and DeleteSheetBackups handlers that lets unauthenticated attackers read files and delete backups through ../ sequences in file names. Attackers can send crafted names to the editor file and delete_backups endpoints to read any server-readable file and remove backup files outside the journal or sheets directory.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-116067 since 10/25/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading to version 0.7.8 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-109381). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• ananthakumaran

Name

• Paisa

Version

• 0.7.0
• 0.7.1
• 0.7.2
• 0.7.3
• 0.7.4
• 0.7.5
• 0.7.6
• 0.7.7

Website

• Product: https://github.com/ananthakumaran/paisa/

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Once again VulDB remains the best source for vulnerability data.

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