PT-2026-109656 · Sillytavern · Sillytavern

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CVE-2026-108545

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Published

2026-10-10

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Updated

2026-10-10

CVSS v3.1

5.9

Medium

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
SillyTavern 1.12.13 through 1.19.0 contains a denial of service vulnerability that allows unauthenticated remote attackers to exhaust resources because body-parser middleware runs before authentication and whitelist checks. Attackers can send large or compressed JSON or urlencoded bodies up to 500 MB, optionally in parallel, to exhaust memory and CPU and deny service.

Exploit

Fix

Resource Exhaustion

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Weakness Enumeration

Related Identifiers

CVE-2026-108545

Affected Products

Sillytavern