CVE-2026-108756
Abilityai Trinity through 0.9.5 Missing Authorization in Telegram Binding Routes
- State
- Published
- Severity
- 5.3 Medium
- Published
- Oct 11, 2026
- Updated
- Oct 13, 2026
- Reserved
- Oct 11, 2026
Description
Abilityai Trinity through 0.9.5 contains a missing authorization vulnerability in the Telegram router that allows agent-scoped MCP API keys to perform human-only binding operations. Attackers controlling an agent, typically via prompt injection, can send messages through the owner's bot token, replace the binding with their own token, or delete it.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L | VulnCheck |
Weaknesses
- CWE-862 Missing Authorization
Affected Products
| Product | Versions |
|---|---|
trinityAbilityai |
|
References
- https://hackmd.io/@haind/rJ2OBa8sflthird-party-advisory
- https://github.com/Abilityai/trinity/blob/e38c1c0f2567c602541c90c4c92152e99e6ead11/src/backend/routers/telegram.py#L168-L219technical-description
- https://github.com/Abilityai/trinity/blob/e38c1c0f2567c602541c90c4c92152e99e6ead11/src/backend/routers/telegram.py#L258-L323technical-description
- https://github.com/Abilityai/trinityproduct
- VulnCheck Advisory: Abilityai Trinity through 0.9.5 Missing Authorization in Telegram Binding Routesthird-party-advisory
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