What is CVE-2026-34523?
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 version 1.17.0, a path traversal vulnerability in the static file route handler allows any unauthenticated user to determine whether files exist anywhere on the server's filesystem. by sending percent-encoded "../" sequences (%2E%2E%2F) in requests to static file routes, an attacker can check for the existence of files. This issue has been patched in version 1.17.0.
Timeline
- 2026-04-02Published to the U.S. National Vulnerability Database (NVD)
- 2026-06-17NVD record last updated
Affected product
Sillytavern
Remediation Steps
- Update Anritsu Remote Spectrum Monitor to latest firmware version
- Review network access controls limiting device connectivity
- Reset any configuration changes made through the vulnerability
- Enable authentication and encryption for device management interfaces
- Monitor for unauthorized modifications to operational settings
References
- https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-525j-2hrj-m8fp
- https://github.com/SillyTavern/SillyTavern/releases/tag/1.17.0
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-090-01.json
- https://www.cisa.gov/ics-advisories
- https://nvd.nist.gov/vuln/detail/CVE-2026-34523
Referenced in our briefings & reports
- Vulnerability Priority Report – Week 1 of April 2026 (April 6 – 12)
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🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.