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 v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	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

Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:atlas:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-05-04 16:16

Updated : 2026-06-17 10:45

NVD link : CVE-2026-40563

Mitre link : CVE-2026-40563

CVE.ORG link : CVE-2026-40563

JSON object : View

Products Affected

apache

atlas

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

{"id": "CVE-2026-40563", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-40563", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-05-06T03:56:07.820266Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "security@apache.org", "affectedData": [{"vendor": "Apache Software Foundation", "product": "Apache Atlas", "versions": [{"status": "affected", "version": "0.8", "versionType": "semver", "lessThanOrEqual": "2.4.0"}], "packageName": "org.apache.atlas:atlas-repository", "collectionURL": "https://repo.maven.apache.org/maven2", "defaultStatus": "unaffected"}]}], "published": "2026-05-04T16:16:02.283", "references": [{"url": "https://lists.apache.org/thread/vd0oggmqxl2k1skm0z2f9p0plx7jhmfl", "tags": ["Mailing List", "Vendor Advisory"], "source": "security@apache.org"}, {"url": "http://www.openwall.com/lists/oss-security/2026/05/03/9", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "security@apache.org", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "Description:\nImproper Control of Generation of Code ('Code Injection') vulnerability in Apache Atlas\nApache 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\n\n\n\n\nAffect Version:\nThis issue affects Apache Atlas: from 0.8 through 2.4.0.\n\n\n\nFor the affect version >= 2.0, vulnerability is only when Atlas is deployed with below non-default configuration.\n\n\natlas.dsl.executor.traversal=false\n\n\n\nMitigation:\nUsers are recommended to upgrade to version 2.5.0, which fixes the issue."}], "lastModified": "2026-06-17T10:45:27.410", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:apache:atlas:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "60FA8FF5-6183-4E24-AD44-3D6D2E0FC66C", "versionEndExcluding": "2.5.0", "versionStartIncluding": "0.8"}], "operator": "OR"}]}], "sourceIdentifier": "security@apache.org"}