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Critical severity9.8NVD Advisory· Published Sep 9, 2026· Updated Sep 10, 2026

CVE-2026-56207

CVE-2026-56207

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Apache/Impalainferred3 versions
    >=4.0.0+ 2 more
    • (no CPE)range: >=4.0.0
    • cpe:2.3:a:apache:impala:*:*:*:*:*:*:*:*range: >=4.0.0,<4.5.2
    • (no CPE)range: >=4.0.0, <4.5.2

Patches

Vulnerability mechanics

References

2

News mentions

1