CVE-2026-111329: JuggleIM im-server through 1.8.16 Default Admin Credentials in Admin Console

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-15 · updated 2026-10-16
Weakness: CWE-1392

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

JuggleIM: through 1.8.16

References

https://github.com/juggleim/im-server
https://github.com/juggleim/im-server/blob/v1.8.16/sql/imserver.sql#L988
https://github.com/juggleim/imserver-console/blob/v1.0.10/services/accountservice.go#L77-L96
https://hackmd.io/@hieuPenguinnn/juggleim-im-server-default-admin-credential
https://www.vulncheck.com/advisories/juggleim-im-server-through-1.8.16-default-admin-credentials-in-admin-console
https://hackmd.io/@hieuPenguinnn/juggleim-im-server-default-admin-credential

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