Description
SOPlanning is vulnerable to Path Traversal in backup endpoints. Authenticated remote attacker is able to exploit a vulnerable endpoint and construct payloads that allow reading and executing files previously added through the backup functionality. Critically, due to CVE-2026-40543 (Missing Authorization), any backup file can be read by any (unauthorized) user.
This issue affects SOPlanning version 1.55 and below.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| SOPlanning | SOPlanning | ≤ 1.55 | — |
References
- https://cert.pl/en/posts/2026/06/CVE-2026-40543 third-party-advisory
- https://www.soplanning.org/en/ product