CVE-2026-31377 Apache Doris - Authentication Bypass

Apache Doris 2.0.0 to 4.1.4 contains an improper authentication vulnerability caused by relying on client-supplied node information for authentication in the Frontend meta service, letting unauthenticated remote attackers access internal metadata endpoints, exploit requires specific network configurations.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.54% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
23 September 2026
Updated
15 October 2026
Weakness
CWE-287

Vendor fix

Upgrade to version 4.0.8 or 4.1.4 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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