Description
Tamery (formerly Conar) 0.26.1 before 0.99.0 contains an authorization bypass vulnerability in the cloud sync API chatsMessages.update handler, which leaves the client-supplied chatId writable. Authenticated Pro subscribers who know another user's chat ID can move messages with arbitrary parts and metadata into the victim's AI chat history.
Published: 2026-10-30
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Fri, 06 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 30 Oct 2026 23:15:00 +0000

Type Values Removed Values Added
First Time appeared Wannabespace
Wannabespace tamery
Vendors & Products Wannabespace
Wannabespace tamery

Fri, 30 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Description Tamery (formerly Conar) 0.26.1 before 0.99.0 contains an authorization bypass vulnerability in the cloud sync API chatsMessages.update handler, which leaves the client-supplied chatId writable. Authenticated Pro subscribers who know another user's chat ID can move messages with arbitrary parts and metadata into the victim's AI chat history.
Title Tamery (Conar) 0.26.1 before 0.99.0 Authorization Bypass via chatsMessages.update
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Wannabespace Tamery
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-05T21:34:59.928Z

Reserved: 2026-10-30T13:43:50.626Z

Link: CVE-2026-119664

cve-icon Vulnrichment

Updated: 2026-11-05T21:34:53.936Z

cve-icon NVD

Status : Deferred

Published: 2026-10-30T15:16:50.873

Modified: 2026-11-05T22:17:52.393

Link: CVE-2026-119664

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-30T22:50:42Z

Weaknesses