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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Abilityai trinity unaffected
Version Status Constraints
0 affected ≤ 0.9.5

No data.

No data.

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Project Subscriptions

Vendors Products
Trinity Project Subscribe
Trinity Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/Abilityai/trinity cve-icon cve-icon
https://github.com/Abilityai/trinity/blob/e38c1c0f2567c602541c90c4c92152e99e6ead11/src/backend/routers/telegram.py#L168-L219 cve-icon cve-icon
https://github.com/Abilityai/trinity/blob/e38c1c0f2567c602541c90c4c92152e99e6ead11/src/backend/routers/telegram.py#L258-L323 cve-icon cve-icon
https://hackmd.io/@haind/rJ2OBa8sfl cve-icon cve-icon
https://www.vulncheck.com/advisories/abilityai-trinity-through-0.9.5-missing-authorization-in-telegram-binding-routes cve-icon cve-icon
History

Sun, 11 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
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.
Title Abilityai Trinity through 0.9.5 Missing Authorization in Telegram Binding Routes
First Time appeared Trinity Project
Trinity Project trinity
Weaknesses CWE-862
CPEs cpe:2.3:a:trinity_project:trinity:*:*:*:*:*:*:*:*
Vendors & Products Trinity Project
Trinity Project trinity
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}

cvssV4_0

{'score': 5.3, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-11T12:19:54.615Z

Reserved: 2026-10-11T01:57:24.159Z

Link: CVE-2026-108756

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-11T13:17:20.680

Modified: 2026-10-11T13:17:20.680

Link: CVE-2026-108756

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-11T14:00:18Z

Weaknesses