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OpenAdvisories
High · 8.1 CVE-2026-40563 EUVD-2026-26979GHSA-35xx-9xrg-gwhf

Apache Atlas: Script injection allows access to unintended data

Published May 4, 2026 · Updated May 6, 2026 · Assigned by apache

Description

Description:
Improper Control of Generation of Code ('Code Injection') vulnerability in Apache Atlas
Apache Atlas exposes a DSL search endpoint that accepts user-supplied query strings. Attacker can alter Gremlin traversal logic within grammar-allowed characters to access unintended data

Affect Version:
This issue affects Apache Atlas: from 0.8 through 2.4.0.

For the affect version >= 2.0, vulnerability is only when Atlas is deployed with below non-default configuration.

atlas.dsl.executor.traversal=false

Mitigation:
Users are recommended to upgrade to version 2.5.0, which fixes the issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Atlas 0.8 – ≤ 2.4.0 —

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.apache.atlas:apache-atlas >= 0.8, < 2.5.0 2.5.0 GHSA-35xx-9xrg-gwhf

References