CVE-2026-92778 PUBLISHED

CMAK through 3.0.0.6 Feature Gate Bypass via HTML Form Routes

Assigner: VulnCheck
Reserved: 16.09.2026 Published: 16.09.2026 Updated: 16.09.2026

CMAK through 3.0.0.6 fails to apply the scheduled leader election feature toggle to HTML form routes, allowing attackers to bypass the feature gate. Attackers can access the form endpoints to start and stop the recurring election scheduler, disrupting leadership across managed Kafka clusters.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
CVSS Score: 5.4

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	yahoo
Product	CMAK
Versions	Default: unaffected affected from 0 to 3.0.0.6 (incl.)

CVE-2026-92778 PUBLISHED

CMAK through 3.0.0.6 Feature Gate Bypass via HTML Form Routes

Metrics

Product Status

Credits

References

Problem Types