Vulnerability · Published Oct 15, 2026 · Assigned by VulnCheck
CVE-2026-111329JuggleIM im-server through 1.8.16 Default Admin Credentials in Admin Console
Critical 9.8
In plain English
A critical-severity security flaw in JuggleIM from juggleim. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.7%top 47.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
JuggleIM im-server through 1.8.16 ships default administrator credentials admin/123456 that allow unauthenticated remote attackers to access the admin console on port 8090. Attackers can log in as administrator, even after account deletion since CheckLogin recreates it, to control tenant applications and app secrets.
Affected products (as reported)
Weakness: CWE-1392 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://hackmd.io/@hieuPenguinnn/juggleim-im-server-default-admin-credential third-party-advisory
- https://github.com/juggleim/im-server/blob/v1.8.16/sql/imserver.sql#L988 technical-description
- https://github.com/juggleim/imserver-console/blob/v1.0.10/services/accountservice.go#L77-L96 technical-description
- https://github.com/juggleim/im-server product
- VulnCheck Advisory: JuggleIM im-server through 1.8.16 Default Admin Credentials in Admin Console third-party-advisory