CVE-2026-109568
Shaark 1.2.13 through 1.2.44 Missing Authorization via API Update and Delete Routes
- State
- Published
- Severity
- 7.1 High
- Published
- Oct 12, 2026
- Updated
- Oct 13, 2026
- Reserved
- Oct 12, 2026
Description
Shaark 1.2.13 through 1.2.44 contains a missing authorization vulnerability in the Link, Story, Chest and Album API controllers that skips ownership checks. Authenticated non-admin users can send PUT or DELETE requests to /api/{link,story,chest,album}/{id} with numeric IDs to overwrite or delete other users' content, including private items.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.1 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.1 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L | VulnCheck |
Weaknesses
- CWE-639 Authorization Bypass Through User-Controlled Key
Affected Products
| Product | Versions |
|---|---|
ShaarkMarceauKa |
|
References
- GitHub Pull Request #110issue-trackingpatch
- Vulnerable code in LinkController.phptechnical-description
- https://github.com/MarceauKa/shaarkproduct
- VulnCheck Advisory: Shaark 1.2.13 through 1.2.44 Missing Authorization via API Update and Delete Routesthird-party-advisory
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