Resource exhaustion in Olivetin
CVE-2026-28789
OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.10.3, an unauthenticated denial-of-service vulnerability exists in OliveTin’s OAuth2 login flow. Concurrent requests to /oauth/login can trigger…
Vulnerability class: Race Condition
EPSS: 0.002 (37.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Olivetin — versions < 3000.10.3
Weakness classification (CWE)
References
- https://github.com/OliveTin/OliveTin/security/advisories/GHSA-45m3-398w-m2m9 (x_refsource_CONFIRM)
- https://github.com/OliveTin/OliveTin/commit/f044d90d5525c4c8e3f421b32ed7eff771c22d36 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-28789?
- CVE-2026-28789 is a high-severity vulnerability in Olivetin, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2026-03-05.
- How severe is CVE-2026-28789?
- High severity. CVSS v3 base score is 7.5 out of 10.