SillyTavern - Server-Side Request Forgery

SillyTavern versions up to and including 1.17.0 expose the /api/search/searxng endpoint, which accepts an attacker-controlled baseUrl parameter and uses it directly to build outbound server-side fetch requests. An authenticated low-privilege user can point baseUrl at an internal or loopback HTTP...

CVE-2026-44652

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, corsProxyMiddleware forwards req.params.url directly into fetchurl, .... It only blocks circular...

CVE-2026-46372

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, SillyTavern exposes /api/search/searxng, which accepts attacker-controlled baseUrl and uses it...

CVE-2026-44650

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...

CVE-2026-44648

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, SillyTavern relies on cookie-session for authentication, storing all session data user handle,...

CVE-2026-44651

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, when fetchurl throws, the code sends: res.status500.send'Error occurred while trying to proxy to:...

CVE-2026-46372

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, SillyTavern exposes /api/search/searxng, which accepts attacker-controlled baseUrl and uses it...

CVE-2026-44648

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, SillyTavern relies on cookie-session for authentication, storing all session data user handle,...

CVE-2026-44650

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...

CVE-2026-44649

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, SillyTavern accepts Remote-User Authelia and X-Authentik-Username Authentik HTTP headers to...

CVE-2026-44651

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, when fetchurl throws, the code sends: res.status500.send'Error occurred while trying to proxy to:...

CVE-2026-44651

SillyTavern’s CVE-2026-44651 affects the CORS proxy middleware (src/middleware/corsProxy.js). Before version 1.18.0, when fetch(url) throws, the code writes a 500 error response that includes the attacker-controlled url directly in plain text: "Error occurred while trying to proxy to: " + url + …...

EUVD-2026-33405

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, when fetchurl throws, the code sends: res.status500.send'Error occurred while trying to proxy to:...

CVE-2026-44651

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, when fetchurl throws, the code sends: res.status500.send'Error occurred while trying to proxy to:...

CVE-2026-44651 SillyTavern: Reflected XSS vulnerability in the CORS proxy middleware

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, when fetchurl throws, the code sends: res.status500.send'Error occurred while trying to proxy to:...

CVE-2026-44651 SillyTavern: Reflected XSS vulnerability in the CORS proxy middleware

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, when fetchurl throws, the code sends: res.status500.send'Error occurred while trying to proxy to:...

CVE-2026-44650

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...

EUVD-2026-33404

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...

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

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...

CVE-2026-44650

CVE-2026-44650 affects SillyTavern (local UI for LLMs) where the POST /api/extensions/delete endpoint accepts extensionName: "." and bypasses sanitize-filename validation. This causes path traversal that deletes the entire user extensions directory (and potentially the global extensions dir) with...