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CVE-2026-34524

8.3 · HIGH

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.

Published Apr 2, 2026CWE-22EPSS 0.63%

Overview

CVE-2026-34524 is a high-severity vulnerability. It was published on April 2, 2026 and has a CVSS 3.1 base score of 8.3 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.3, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical 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 version 1.17.0, a path traversal vulnerability in chat endpoints allows an authenticated attacker to read and delete arbitrary files under their user data root (for example secrets.json and settings.json) by supplying avatar_url="..". This issue has been patched in version 1.17.0.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/SillyTavern/SillyTavern/releases/tag/1.17.0GitHubgithub.com/SillyTavern/SillyTavern/security/advisories/GHSA-vprr-q85p-79mfGitHubgithub.com/SillyTavern/SillyTavern/security/advisories/GHSA-vprr-q85p-79mf

How CyberStrike helps

Frequently asked questions

What is CVE-2026-34524?

CVE-2026-34524 is a high-severity vulnerability. It was published on April 2, 2026 and has a CVSS 3.1 base score of 8.3 (HIGH).

How severe is CVE-2026-34524?

This vulnerability has a CVSS 3.1 base score of 8.3, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-34524?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-34524?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-34524 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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