Path Traversal Vulnerability in SOPlanning by SOPlanning.org
CVE-2026-40547

6.4MEDIUM

Key Information:

Vendor

Soplanning

Status
Soplanning
Vendor
CVE Published:
1 June 2026

What is CVE-2026-40547?

SOPlanning is susceptible to a Path Traversal vulnerability in its backup endpoints. An authenticated remote attacker can exploit this weakness to craft payloads that enable them to read and execute files that were previously added via the backup feature. This situation is compounded by another vulnerability related to Missing Authorization, which allows any unauthorized user to access any backup file. This vulnerability impacts users of SOPlanning version 1.55 and earlier, highlighting the need for immediate attention to safeguard sensitive data from unauthorized access.

Affected Version(s)

SOPlanning 0 <= 1.55

References

https://cert.pl/en/posts/2026/06/CVE-2026-40543
third-party-advisory
https://www.soplanning.org/en/
product

CVSS V4

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Łukasz Jaworski
.