CVE-2026-82273
Last modified
CVE-2026-82273 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Mastra through 1.63.0 contains an authentication bypass vulnerability in the memory API thread ownership validation when mapUserToResourceId callback is omitted from configuration. Authenticated attackers can enumerate all threads via GET /api/memory/threads and read conversation history and metadata of other resource owners.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.
Description
Mastra through 1.63.0 contains an authentication bypass vulnerability in the memory API thread ownership validation when mapUserToResourceId callback is omitted from configuration. Authenticated attackers can enumerate all threads via GET /api/memory/threads and read conversation history and metadata of other resource owners.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| mastra-ai | mastra | <= 1.63.0 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
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