Vulnerability/
https://seclists.org/oss-sec/2026/q4/80

https://seclists.org/oss-sec/2026/q4/80: CVE-2026-93684: Apache Impala: Stod XSS in Impala query plans

Q: Who can exploit this issue?

Any Impala SQL user with only SELECT permission can exploit it by placing JavaScript in a table alias. The payload executes when another user opens the relevant query plan in Impala's Web UI.

Q: Which users are exposed to the stored XSS payload?

Users who open an affected query plan through Impala's Web UI are exposed. The issue does not require the attacker to have write or administrative SQL permissions.

Q: What versions should be upgraded?

Apache Impala versions 2.7.0 through 4.5.2 are affected. Upgrade to version 4.5.3.

Published Oct 6, 2026

Updated

Affected Software

1 affected component

Apache Impala>=2.7.0<=4.5.2

Frequently Asked Questions

Who can exploit this issue?

Any Impala SQL user with only SELECT permission can exploit it by placing JavaScript in a table alias. The payload executes when another user opens the relevant query plan in Impala's Web UI.

Which users are exposed to the stored XSS payload?

Users who open an affected query plan through Impala's Web UI are exposed. The issue does not require the attacker to have write or administrative SQL permissions.

What versions should be upgraded?

Apache Impala versions 2.7.0 through 4.5.2 are affected. Upgrade to version 4.5.3.

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Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

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