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CVE-2026-44650— SillyTavern: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSS 9.1 · Critical

Affected Version Matrix 1

VendorProductVersion RangeStatus
SillyTavernSillyTavern< 1.18.0affected
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I. Basic Information for CVE-2026-44650

Vulnerability Information

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Vulnerability Title
SillyTavern: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Source: NVD (National Vulnerability Database)
Vulnerability Description
SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, POST /api/extensions/delete endpoint accepts extensionName: "." which bypasses sanitize-filename validation, causing the entire user extensions directory to be recursively deleted. No authentication is required in the default configuration. This vulnerability is fixed in 1.18.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
SillyTavernSillyTavern < 1.18.0 -

II. Public POCs for CVE-2026-44650

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III. Intelligence Information for CVE-2026-44650

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Vendor Advisories for CVE-2026-44650 (1)

Same Patch Batch · SillyTavern · 2026-05-29 · 6 CVEs total

CVE-2026-446499.8 CRITICALSillyTavern: Authentication Bypass via SSO Header Injection
CVE-2026-463728.5 HIGHSillyTavern: SSRF in SearXNG Search Proxy via Unvalidated baseUrl
CVE-2026-446487.5 HIGHSillyTavern: Existing sessions are not invalidated after password change, allowing session
CVE-2026-44651SillyTavern: Reflected XSS vulnerability in the CORS proxy middleware
CVE-2026-44652SillyTavern: SSRF vulnerability in the CORS proxy middleware

IV. Related Vulnerabilities

V. Comments for CVE-2026-44650

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