CVE-2026-82283

Summary

VoltAgent through 2.1.20 fails to validate conversation ownership in memory API handlers, allowing authenticated users to access other users' conversations. Attackers can read, modify, and delete arbitrary conversations and messages by supplying caller-controlled identifiers to memory endpoints.

Affected Software

Weaknesses

• CWE-639: Authorization Bypass Through User-Controlled Key

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: total

Additional References

• https://github.com/VoltAgent/voltagent/issues/1371

References

• https://github.com/VoltAgent/voltagent/issues/1371
• https://github.com/VoltAgent/voltagent
• https://github.com/VoltAgent/voltagent/blob/44b4c8e4998ce56095b2f0e4eaf1a988f5e6d0de/packages/server-core/src/handlers/memory.handlers.ts
• https://www.vulncheck.com/advisories/voltagent-memory-api-handlers-missing-ownership-checks

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