CVE-2026-40563
Apache Atlas has a Code Injection Vulnerability
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. ### Affected Version: This issue affects Apache Atlas: from 0.8-incubating through 2.4.0. For affected versions >= 2.0.0, the vulnerability is only exploitable 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.
How to fix CVE-2026-40563
To remediate CVE-2026-40563, upgrade the affected package to a fixed version below.
- —upgrade to 2.5.0 or later
Is CVE-2026-40563 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 0.8, < 2.5.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N |