CVE-2026-40563
Apache Atlas: Script injection allows access to unintended data
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.
INFO
Published Date :
May 4, 2026, 4:16 p.m.
Last Modified :
May 6, 2026, 2:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | ||||
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Upgrade Apache Atlas to version 2.5.0.
- Ensure atlas.dsl.executor.traversal is set to true.
- Validate query string inputs.
- Restrict access to the DSL endpoint.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-40563.
| URL | Resource |
|---|---|
| https://lists.apache.org/thread/vd0oggmqxl2k1skm0z2f9p0plx7jhmfl | Mailing List Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2026/05/03/9 | Mailing List Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-40563 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-40563
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-40563 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-40563 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
May. 06, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N Removed CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N -
Initial Analysis by [email protected]
May. 05, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:apache:atlas:*:*:*:*:*:*:*:* versions from (including) 0.8 up to (excluding) 2.5.0 Added Reference Type CVE: http://www.openwall.com/lists/oss-security/2026/05/03/9 Types: Mailing List, Third Party Advisory Added Reference Type Apache Software Foundation: https://lists.apache.org/thread/vd0oggmqxl2k1skm0z2f9p0plx7jhmfl Types: Mailing List, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
May. 04, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N -
New CVE Received by [email protected]
May. 04, 2026
Action Type Old Value New Value Added 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. Added CWE CWE-94 Added Reference https://lists.apache.org/thread/vd0oggmqxl2k1skm0z2f9p0plx7jhmfl -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
May. 04, 2026
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2026/05/03/9