What is CVE-2026-40563?

CVE-2026-40563 is a high-severity vulnerability in Apache Atlas, classified under Code Injection. CVSS score: 8.1/10. Published 2026-05-04.

How severe is CVE-2026-40563?

High severity. CVSS v3 base score is 8.1 out of 10.

RCE in Apache Atlas

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 gra…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.000 (7.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Apache Atlas
Apache Software Foundation Atlas — versions 0.8

Weakness classification (CWE)

CWE-94 — Code Injection

References

security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-40563?: CVE-2026-40563 is a high-severity vulnerability in Apache Atlas, classified under Code Injection. CVSS score: 8.1/10. Published 2026-05-04.
How severe is CVE-2026-40563?: High severity. CVSS v3 base score is 8.1 out of 10.