CVE-2026-115748 Apache Vysper - Authorization Bypass

Apache Vysper all versions contain an authorization bypass caused by missing authentication check in XEP-0077 In-Band Registration, letting authenticated users compromise other accounts, exploit requires user authentication.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Authorization Bypass
Impact
Broken Access Control
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
26 October 2026
Updated
27 October 2026
Weakness
CWE-639

Vendor fix

No fix available; users are recommended to find an alternative.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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