What’s Vulnerable › Vulnerabilities

CVE-2026-92780: KnowStreaming through 3.4.1 Missing Authorization on the REST API

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-16 · updated 2026-09-24
• Weakness: CWE-862

Description

KnowStreaming through 3.4.1 fails to enforce role-based access control on REST API endpoints, allowing any authenticated user to access protected functionality. Attackers can call identity-management endpoints to create administrator accounts or grant themselves administrative privileges without proper authorization.

Affected products

• didi KnowStreaming: through 3.4.1

References

• https://github.com/didi/KnowStreaming
• https://github.com/didi/KnowStreaming/blob/v3.4.0/km-rest/src/main/java/com/xiaojukeji/know/streaming/km/rest/interceptor/PermissionInterceptor.java#L46-L74
• https://github.com/didi/KnowStreaming/issues/1263
• https://www.vulncheck.com/advisories/knowstreaming-through-3.4.1-missing-authorization-on-the-rest-api
• https://github.com/didi/KnowStreaming/issues/1263

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