Cheshire Cat AI's GET /memory/collections/{collection_id}/points endpoint fails to apply per-user filtering when retrieving episodic memory points. Authenticated attackers with MEMORY:READ permission can retrieve all users' stored conversation messages and personal data by paginating through the collection using the offset cursor.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

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 High

Integrity Impact None

Availability Impact None

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.

Affected Vendors & Products

No data.

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

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/cheshire-cat-ai/core cve-icon
https://github.com/cheshire-cat-ai/core/blob/1.9.2/core/cat/looking_glass/stray_cat.py cve-icon
https://github.com/cheshire-cat-ai/core/blob/1.9.2/core/cat/routes/memory/points.py#L350 cve-icon
https://github.com/cheshire-cat-ai/core/issues/1136 cve-icon
https://www.vulncheck.com/advisories/cheshire-cat-ai-memory-collection-endpoint-information-disclosure cve-icon
History

Thu, 03 Sep 2026 01:15:00 +0000

Type Values Removed Values Added
Description Cheshire Cat AI's GET /memory/collections/{collection_id}/points endpoint fails to apply per-user filtering when retrieving episodic memory points. Authenticated attackers with MEMORY:READ permission can retrieve all users' stored conversation messages and personal data by paginating through the collection using the offset cursor.
Title Cheshire Cat AI Memory Collection Endpoint Information Disclosure
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-03T12:51:23.331Z

Reserved: 2026-09-02T23:53:13.974Z

Link: CVE-2026-85093

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T09:30:08Z

Weaknesses