LangChat through commit 2a6285a Missing Authentication on REST API Controllers
LangChat through commit 2a6285a contains a missing authentication vulnerability that allows unauthenticated remote attackers to access REST controllers because no Sa-Token interceptor is registered. Attackers can query /api/v1/auth/users to read plaintext passwords, retrieve LLM provider API keys, create super-admin accounts, and modify or delete data.
CVE-2026-111704
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-111704
langchat
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://github.com/LangChat/langchat",
"vendor": "LangChat",
"product": "langchat",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "git",
"lessThanOrEqual": "2a6285a6b8c51d51cdc599771bb667a30bc03f5c"
}
],
"packageURL": "pkg:github/LangChat/langchat",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-111704
Source reference:
/cveMetadata/cveId
Publisher severity
critical
Source reference: /containers/cna/metrics
- Event
- #49975 · Revision 1
- Added to Heist Feed
- Publisher date