Improper Limitation of a Pathname to a Restricted Directory in Elastic Maps Server Leading to Unauthorized File Disclosure

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-78602
StatePUBLISHED
Assignerelastic
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-02 15:17:41 UTC
Updated2026-09-02 19:23:13 UTC
DescriptionImproper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22) in Elastic Maps Server can lead to information disclosure via Path Traversal (CAPEC-126). An unauthenticated attacker able to reach the service over the network could cause it to return the contents of files outside its intended content directory that are readable by the server process.

Risk And Classification

Primary CVSS: v3.1 5.3 MEDIUM from [email protected]

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

EPSS: 0.003760000 probability, percentile 0.306600000 (date 2026-09-03)

Problem Types: CWE-22 | CWE-22 CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.1CNACVSS5.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Elastic Elastic Maps Server affected 8.19.11 8.19.18 semver Not specified
CNA Elastic Elastic Maps Server affected 9.3.0 9.4.3 semver Not specified
CNA Elastic Elastic Maps Server affected 9.5.0 semver Not specified

References

ReferenceSourceLinkTags
discuss.elastic.co/t/elastic-maps-server-8-19-19-9-4-4-9-5-1-security-update-esa... [email protected] discuss.elastic.co
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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