Description
Improper neutralization of special elements in data query logic in Microsoft Discovery Studio allows an unauthorized attacker to disclose information over a network.
Published: 2026-09-03
Score: 7.4 High
EPSS: < 1% Very Low
KEV: No
Impact: Information Disclosure
Action: Apply Patch
AI Analysis

Impact

An information disclosure vulnerability exists in Microsoft Discovery Studio due to improper neutralization of special elements in data query logic. The flaw allows an attacker who can send crafted query data to the system to exfiltrate sensitive configuration or internal data over the network. This weakness is classified as CWE-943 and can lead to confidentiality loss of secrets or system state.

Affected Systems

The vulnerability affects Microsoft Discovery Studio. No specific product version information is supplied, so all currently deployed instances of this software are potentially impacted until a patch is applied.

Risk and Exploitability

The CVSS base score of 7.4 indicates a high severity risk. The EPSS value is not available, and the vulnerability is not listed in CISA KEV. The attack vector is inferred to be remote over a network, as the disclosure occurs when unauthorized users send data queries. Yielding the attacker the ability to read returned data without authentication or authorization. Consequently, organizations should treat this as a significant risk until mitigated.

Generated by OpenCVE AI on September 4, 2026 at 00:24 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Apply the latest Microsoft Discovery Studio update that contains the issued fix.
  • If an update is not yet available, restrict inbound network access to the Discovery Studio service to trusted internal hosts only or place the service behind a firewall with strict rules.
  • Add input validation and sanitization layers to any interfaces that accept query data, ensuring special characters are escaped or rejected before being processed.

Generated by OpenCVE AI on September 4, 2026 at 00:24 UTC.

Tracking

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Advisories

No advisories yet.

History

Fri, 04 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 03 Sep 2026 23:15:00 +0000

Type Values Removed Values Added
Description Improper neutralization of special elements in data query logic in Microsoft Discovery Studio allows an unauthorized attacker to disclose information over a network.
Title Microsoft Discovery Studio Information Disclosure Vulnerability
First Time appeared Microsoft
Microsoft microsoft Discovery Studio
Weaknesses CWE-943
CPEs cpe:2.3:a:microsoft:microsoft_discovery_studio:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft microsoft Discovery Studio
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Microsoft Discovery Studio
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-09-23T22:40:35.012Z

Reserved: 2026-07-14T21:25:21.035Z

Link: CVE-2026-62906

cve-icon Vulnrichment

Updated: 2026-09-04T17:12:53.760Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-03T23:17:19.540

Modified: 2026-09-08T15:32:16.500

Link: CVE-2026-62906

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-04T15:20:49Z

Weaknesses
  • CWE-943

    Improper Neutralization of Special Elements in Data Query Logic