SecuriTricks - CVE-2026-34524

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.

Product(s) Impacted

Vendor	Product	Versions
Sillytavern	Sillytavern	<1.17.0

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	sillytavern	sillytavern	<1.17.0	/	/	/	/	/	/	/

References

https://github.com/SillyTavern/SillyTavern/releases/tag/1.17.0

https://github.com/SillyTavern/SillyTavern/security/advisories/GHSA-vprr-q85p-79mf

CVSS Score

8.3 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: LOW
Scope: UNCHANGED
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

View Vector String

Timeline

Published: April 2, 2026, 6:16 p.m.
Last Modified: April 3, 2026, 7:17 p.m.

Status : Undergoing Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-34524