{"id":"CVE-2026-44650","summary":"SillyTavern: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","details":"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.","aliases":["GHSA-886q-f44j-h6wh"],"modified":"2026-07-08T08:13:29.214246450Z","published":"2026-05-29T17:48:03.396Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44650.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-22"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44650.json"},{"type":"ADVISORY","url":"https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44650"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/sillytavern/sillytavern","events":[{"introduced":"0"},{"fixed":"51ad27fb86d39a3daca3adaa970375c9670c12df"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0"},{"fixed":"1.18.0"}]}}],"versions":["1.17.0","1.16.0","1.15.0","1.14.0","1.13.5","1.13.4","1.13.3","1.13.2","1.13.1","1.13.0","1.12.14","1.12.13","1.12.12","1.12.11","1.12.10","1.12.9","1.12.8","1.12.7","1.12.6","1.12.5","1.12.4","1.12.3","1.12.2","1.12.1","1.12.0-6","1.12.0","1.11.8","1.11.7","1.11.6","1.11.5","1.11.4-1","1.11.4","1.11.3","1.11.2","1.11.1","1.11.0","1.10.10","1.10.9","1.10.8","1.10.7","1.10.6","1.10.5","1.10.4","1.10.3","1.10.2","1.10.1","1.10.0","1.9.7","1.9.6","1.9.5","1.9.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-44650.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H"}]}