CVE-2026-46372: SillyTavern: SSRF in SearXNG Search Proxy via Unvalidated baseUrl

Resolution SillyTavern 1.18.0 added a generic server-side request filter (Private Request Whitelisting). Since we expect users to use the application in a trusted environment, the filter is disabled by default, however…

8.5CVSS Score

HIGHSeverity

NOCISA KEV

VulnerabilityImpact Type

📋 Vulnerability Details

CVE ID	CVE-2026-46372
Vendor	npm
Affected Product	sillytavern
Vulnerability Type	Vulnerability
CVSS Score	8.5 (HIGH)
Actively Exploited	❌ No known exploitation
Patch Status	See Vendor Advisory →
Reported By	CYBERDUDEBIVASH SENTINEL APEX Intelligence (via github_advisories)

🔬 Technical Analysis

Resolution SillyTavern 1.18.0 added a generic server-side request filter (Private Request Whitelisting). Since we expect users to use the application in a trusted environment, the filter is disabled by default, however it is strongly advised to be enabled and properly configured when an instance is being hosted over a network, as suggested by a console warning message and an officially published security checklist for administrators. Documentation: - https://docs.sillytavern.app/administration/config-yaml/#private-address-whitelisting

• https://docs.sillytavern.app/administration/#security-checklist

Note on future SSRF findings Since the request filter applies to the entire application, no SSRF vulnerabilities against individual endpoints will be accepted, unless it has been proven t

🎯 Known Indicators of Compromise

{"type":"url","value":"https://docs.sillytavern.app/administration/config-yaml/#private-address-whitelisting","confidence_score":0.82,"first_seen":"2026-05-19","source_count":1} {"type":"url","value":"https://docs.sillytavern.app/administration/#security-checklist","confidence_score":0.82,"first_seen":"2026-05-19","source_count":1}

📚 Advisory References

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