Critical severity9.1NVD Advisory· Published May 29, 2026· Updated May 29, 2026
CVE-2026-44650
CVE-2026-44650
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
sillytavernnpm | < 1.18.0 | 1.18.0 |
Affected products
1Patches
Vulnerability mechanics
References
3News mentions
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