CVE-2026-97720 Apache Impala - Authentication Bypass

Apache Impala <= 4.5.2 contains a broken authentication caused by improper JWT/OAuth token signature validation in executor webserver, letting attackers access protected resources, exploit requires webserver configured to accept JWT/OAuth tokens.

CVSS base score 9.1 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.32% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Published
7 October 2026
Updated
15 October 2026
Weakness
CWE-303

Vendor fix

Disable JWT/OAuth authentication or upgrade to version 4.5.3 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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