Auth bypass in Unopim
CVE-2026-85395
UnoPim before 2.1.3 fails to include integration store, update, and key-generation routes in its ACL map, allowing any admin user to bypass permission checks. Attackers with minimal admin privileges can create OAuth API integrations, mint client credentials, and escalate permissions by exploiting missing authorization validation in the Bouncer middleware.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (34.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002
Affected products
Weakness classification (CWE)
References
- github.com/geo-chen/oss/blob/main/unopim.md (technical-description)
- github.com/unopim/unopim (product)
- github.com/unopim/unopim/blob/v2.1.2/packages/Webkul/User/src/Http/Middleware/B… (technical-description)
- github.com/unopim/unopim/commit/acbf2e160ced78446d6e4267e89f264bf04612c4 (patch)
- github.com/unopim/unopim/releases/tag/v2.1.3 (release-notes)
- www.vulncheck.com/advisories/unopim-before-2.1.3-missing-authorization-on-integ… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-85395?
- CVE-2026-85395 is a high-severity vulnerability in Unopim, classified under Missing Authorization. CVSS score: 7.1/10. Published 2026-09-03.
- How severe is CVE-2026-85395?
- High severity. CVSS v3 base score is 7.1 out of 10.