CVE-2026-40563

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.

CVSS 3.1

8.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS

0.5% chance of exploitation in the next 30 days; higher than 39% of CVEs (scores of 2026-10-26)

CWE

CWE-94

Published

2026-05-04

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• apache:atlas

Packages (OSV)

References

• https://lists.apache.org/thread/vd0oggmqxl2k1skm0z2f9p0plx7jhmfl
• http://www.openwall.com/lists/oss-security/2026/05/03/9

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