CVE-2026-34522 is a high-severity path traversal vulnerability (CVSS 8.1) affecting SillyTavern, a locally installed user interface, in versions prior to 1.17.0. An authenticated attacker can remotely exploit this flaw with low complexity to write arbitrary files outside the intended chats directory. This can lead to high impact on system integrity and availability, potentially allowing for remote code execution. Currently, there is no evidence of active exploitation or public exploit code available, though the vulnerability has received minor community discussion. Organizations using SillyTavern should update to version 1.17.0 or later to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.17.0CPE matchmatch criteria | cpe:2.3:a:sillytavern:sillytavern:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.