Vulnerability · Published Oct 15, 2026 · Assigned by VulnCheck
CVE-2026-111332OxiCloud 0.9.1 through 0.9.3 Incorrect Authorization via Share Ring Cookie
Low 3.7
In plain English
A low-severity incorrect authorization in OxiCloud from AtalayaLabs. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 29% of all known vulnerabilities).
Severity (CVSS 3.1)3.7Low
Exploit odds (30 days)0.3%top 71.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows anonymous visitors to keep share access after password protection is added. Attackers holding an existing oxi_shares share-ring cookie can request content via GET /api/files/{id} to read shared files or folder contents despite the new password.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| AtalayaLabs | OxiCloud | 0.9.1 – through 0.9.3 |
Weakness: CWE-863 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
References
- https://hackmd.io/@hieuPenguinnn/oxicloud-share-password-grant-not-revoked third-party-advisory
- https://github.com/AtalayaLabs/OxiCloud/blob/v0.9.3/src/application/services/share_service.rs#L497-L538 technical-description
- https://github.com/AtalayaLabs/OxiCloud/blob/v0.9.3/src/infrastructure/services/share_ring.rs#L173-L195 technical-description
- https://github.com/AtalayaLabs/OxiCloud product
- VulnCheck Advisory: OxiCloud 0.9.1 through 0.9.3 Incorrect Authorization via Share Ring Cookie third-party-advisory