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Fencer Intel
medium 6.3

CVE-2025-8107 json

In OceanBase's Oracle tenant mode, a malicious user with specific privileges can achieve privilege escalation to SYS-level access by execut…

published last yr. modified 4mo ago also EUVD-2025-22483

cvss
6.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits
0
none known

Summary

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.

Patch / fix

  • OB OceanBase Server 3.2.4.8, 4.2.1.10, 4.2.5, 4.3.3.2, 4.3.4

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Affected products

  • OB OceanBase Server

Classification

Weakness
  • CWE-668 Exposure of Resource to Wrong Sphere
  • CWE-269 Improper Privilege Management

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.