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3 vulnerabilities found for by cheshire-cat-ai

CVE-2026-108725 (GCVE-0-2026-108725)
Vulnerability from cvelistv5
Published
2026-10-11 12:19
Modified
2026-10-13 13:18
Severity ?
5.1 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Summary
Cheshire Cat AI core through 2.0.23 contains a stored cross-site scripting vulnerability in the uploads plugin that allows authenticated users to upload HTML files via POST /uploads without type restrictions. Attackers can send the public GET /uploads/{path} URL to a signed-in victim, executing script in the application origin with the victim's access_token cookie, including administrators.
References
Impacted products
Vendor Product Version
cheshire-cat-ai core Version: 0   ≤ 2.0.23
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CVE-2026-90579 (GCVE-0-2026-90579)
Vulnerability from cvelistv5
Published
2026-09-13 19:00
Modified
2026-09-14 17:08
Severity ?
5.5 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RC:R
7.3 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RC:R
CWE
Summary
A vulnerability has been found in cheshire-cat-ai Cheshire Cat AI up to 1.9.2. This affects the function _authorize_http_key of the file core/cat/factory/custom_auth_handler.py. The manipulation of the argument user_id leads to missing authentication. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
References
https://vuldb.com/vuln/403164 vdb-entry, technical-description
https://vuldb.com/vuln/403164/cti signature, permissions-required
https://vuldb.com/cve/CVE-2026-90579 third-party-advisory
https://vuldb.com/submit/913219 third-party-advisory
https://github.com/cheshire-cat-ai/core/issues/1137 exploit, issue-tracking
Impacted products
Vendor Product Version
cheshire-cat-ai Cheshire Cat AI Version: 1.9.0
Version: 1.9.1
Version: 1.9.2
    cpe:2.3:a:cheshire-cat-ai:cheshire_cat_ai:*:*:*:*:*:*:*:*
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CVE-2026-85093 (GCVE-0-2026-85093)
Vulnerability from cvelistv5
Published
2026-09-03 01:04
Modified
2026-09-24 14:20
Severity ?
7.1 (High) - 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
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-863 - Incorrect Authorization
Summary
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.
References
Impacted products
Vendor Product Version
cheshire-cat-ai core Version: 1.8.0   ≤ 1.9.2
 Create a notification for this product.
Show details on NVD website

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