CVE-2026-104733

Published Oct 2, 2026 Modified Oct 2, 2026 CWE-290

Description

User Impersonation in ProcessOnes XMMP Server ejabberd <= 26.04 allows an attacker to impersonate arbitrary users via unvalidated authzid parameter in SASL-PLAIN mechanism.

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Weakness Type (CWE)

CWE-290 CWE-290

References

Frequently Asked Questions

What is CVE-2026-104733? +
User Impersonation in ProcessOnes XMMP Server ejabberd <= 26.04 allows an attacker to impersonate arbitrary users via unvalidated authzid parameter in SASL-PLAIN mechanism.
How do I check if I'm vulnerable to CVE-2026-104733? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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