CVE-2026-111330 juggleim CVE debrief

Who should care

Defenders responsible for JuggleIM im-server deployments should assess exposure and prioritize verification and remediation efforts. System administrators and security teams should review and update password policies and storage mechanisms.

Why it matters

The CVE-2026-111330 vulnerability in JuggleIM im-server through 1.8.16 poses a significant risk due to weak password hashing using unsalted SHA-1. Defenders should prioritize verification, remediation, and compensating controls to prevent potential exploitation and unauthorized access.

• Password cracking using precomputed tables or GPU brute force is possible for attackers with access to the accounts table
• Weak password hashing can lead to unauthorized access to admin console accounts
• Verification of password storage mechanisms and compensating controls is necessary
• Remediation priority is high due to the potential for exploitation

Technical summary

JuggleIM im-server through 1.8.16 contains a weak password hashing vulnerability that stores admin console passwords as unsalted SHA-1 digests via tools.SHA1 in services/accountservice.go. Attackers who obtain the accounts table through database access or backups can crack console passwords using precomputed tables or GPU brute force. Defenders should prioritize verifying and upgrading to a fixed version, if available, and implementing compensating controls such as password hashing upgrades and multi-factor authentication. The vulnerability poses a significant risk due to weak password hashing using unsalted SHA-1, allowing potential exploitation and unauthorized access.

Defensive priority

Defenders should prioritize verifying and upgrading to a fixed version, if available, and implementing compensating controls such as password hashing upgrades and multi-factor authentication.

Recommended defensive actions

• Verify and upgrade to a fixed version, if available
• Implement compensating controls such as password hashing upgrades and multi-factor authentication
• Review and update password policies and storage mechanisms
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
• Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record and source item provide details on the weak password hashing vulnerability in JuggleIM im-server through 1.8.16. However, the corpus does not establish versions beyond 1.8.16, exploitation, impact, or remediation, which require verification from the supplied official sources.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.