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VULNERABILITIES

CVE-2026-56207 Details

Description

Signature of Bearer token is not verified in last step of SAML2 authentication for Impala's hs2-http interface, allowing altering user name and acting as another user. This issue affects Apache Impala: >=4.0.0. Users are recommended to upgrade to version 4.5.2, which fixes this issue.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://www.openwall.com/lists/oss-security/2026/09/08/22 CVEMailing ListThird Party Advisory
https://lists.apache.org/thread/20cov78py0zqzx7dyq39ktythkwn91zs [email protected]Mailing ListVendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-347Improper Verification of Cryptographic Signature[email protected]

Affected Products

ProductVersions
apache impala
>= 4.0.0, < 4.5.2

CPE

  • cpe:2.3:a:apache:impala:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-56207
NVD Published Date:
Sep 9, 2026
NVD Last Modified:
Sep 10, 2026
Source:
[email protected]
CVE-2026-56207 Details - Not Deferred