CVE-2026-105944 Apache Pulsar Manager - Broken Access Control

Apache Pulsar Manager >= 0.3.0 contains broken access control caused by unauthenticated creation of admin accounts and unrestricted proxying of Pulsar admin API requests, letting unauthenticated attackers gain full administrative control and access cluster credentials, exploit requires network access to Pulsar Manager.

CVSS base score 10.0 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control, Information Disclosure
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
21 October 2026
Updated
22 October 2026
Weakness
CWE-306

Vendor fix

Stop using Apache Pulsar Manager and migrate to supported alternatives; restrict network access and replace exposed credentials or keys.

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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