CVE-2026-56207

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...

CVE-2026-56207 Apache Impala: SAML authentication bypass via forged bearer token

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...

CVE-2026-56207

The Apache Impala software (version >=4.0.0 ) is vulnerable to an authentication bypass because the signature of the Bearer token is not verified during the final step of SAML2 authentication within the hs2-http interface . This flaw allows an attacker to alter the username and impersonate ano...

CVE-2026-56207: Improper Verification of Cryptographic Signature

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...