CVE-2026-44650

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-44650", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-07T15:30:10.875Z", "datePublished": "2026-05-29T17:48:03.396Z", "dateUpdated": "2026-05-29T19:13:57.913Z"}, "containers": {"cna": {"title": "SillyTavern: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh"}], "affected": [{"vendor": "SillyTavern", "product": "SillyTavern", "versions": [{"version": "< 1.18.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-29T17:48:03.396Z"}, "descriptions": [{"lang": "en", "value": "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": {"advisory": "GHSA-886q-f44j-h6wh", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-29T19:13:38.382701Z", "id": "CVE-2026-44650", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-29T19:13:57.913Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-44650", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-29T19:13:38.382701Z"}}}], "references": [{"url": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-29T19:12:13.900Z"}}], "cna": {"title": "SillyTavern: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "source": {"advisory": "GHSA-886q-f44j-h6wh", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "SillyTavern", "product": "SillyTavern", "versions": [{"status": "affected", "version": "< 1.18.0"}]}], "references": [{"url": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh", "name": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh", "tags": ["x_refsource_CONFIRM"]}], "descriptions": [{"lang": "en", "value": "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."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-22", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-29T17:48:03.396Z"}}}, "cveMetadata": {"cveId": "CVE-2026-44650", "state": "PUBLISHED", "dateUpdated": "2026-05-29T19:13:57.913Z", "dateReserved": "2026-05-07T15:30:10.875Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-05-29T17:48:03.396Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "SillyTavern", "vendor": "SillyTavern", "versions": [{"status": "affected", "version": "< 1.18.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "SillyTavern es una interfaz de usuario instalada localmente que permite a los usuarios interactuar con modelos de lenguaje grandes de generaci\u00f3n de texto, motores de generaci\u00f3n de im\u00e1genes y modelos de voz de texto a voz. Antes de la versi\u00f3n 1.18.0, el endpoint POST /API/extensions/delete acepta extensionName: '.' lo que omite la validaci\u00f3n de sanitize-filename, provocando que todo el directorio de extensiones de usuario sea eliminado recursivamente. No se requiere autenticaci\u00f3n en la configuraci\u00f3n predeterminada. Esta vulnerabilidad est\u00e1 corregida en la versi\u00f3n 1.18.0."}], "id": "CVE-2026-44650", "lastModified": "2026-07-22T06:10:00.170", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-44650", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-29T19:13:38.382701Z", "version": "2.0.3"}}]}, "published": "2026-05-29T19:16:24.857", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-886q-f44j-h6wh"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.18.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "SillyTavern", "source": "cna", "vendor": "SillyTavern"}, "product": "sillytavern", "vendor": "sillytavern"}], "created": "2026-05-29T19:30:05.838607+00:00", "updated": "2026-05-29T20:30:07.041378+00:00", "vendors": ["sillytavern", "sillytavern$PRODUCT$sillytavern"]}