Description

Improper neutralization of special elements in data query logic in Microsoft Discovery Studio allows an unauthorized attacker to disclose information over a network.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.4",
  "pubDate": "2026-09-03T23:17:19.540Z",
  "pubdate": "2026-09-03T23:17:19.540Z",
  "executiveSummary": "This vulnerability is classified as an Improper Neutralization of Special Elements in Data Query Logic, commonly associated with SQL injection or similar query manipulation flaws.\nThe vulnerability resides within Microsoft Discovery Studio, an enterprise-level discovery and management platform.\nThe flaw allows an unauthorized, remote attacker to perform unauthorized data queries, leading to the disclosure of sensitive information hosted within the application's backend databases.\nThe risk is critical, as it bypasses standard access control mechanisms and allows for the extraction of internal system data without requiring prior authentication.\nExploitation requires the attacker to have network connectivity to the affected Discovery Studio instance.\nBy manipulating input vectors that interface with database query logic, an attacker can influence the execution path of backend commands.\nThe impact is a high-severity information disclosure, potentially compromising intellectual property, credentials, or customer data residing in the underlying database.",
  "technicalDetails": "The root cause of this vulnerability is the failure of the application to properly sanitize or parameterize user-supplied input before incorporating it into data query statements. Specifically, special characters or meta-characters are not adequately neutralized, allowing them to be interpreted as command logic by the backend database engine.\nThe vulnerability exists within the data retrieval component of Microsoft Discovery Studio, where client-side requests are dynamically constructed into queries against the persistence layer. By injecting malicious payloads containing control characters, an attacker can prematurely terminate intended queries and append additional sub-queries or union operations.\nThe attack flow commences with the attacker identifying an input field or parameter used by Discovery Studio to query system records. Through systematic fuzzing or manual analysis, the attacker identifies that inputs such as single quotes, semicolons, or commenting operators are processed by the database rather than being treated as literal strings.\nExploitation involves crafting a crafted payload that forces the application to return data the attacker is not authorized to access. For example, by appending a UNION SELECT statement to a legitimate request, the attacker can force the database to merge sensitive table content—such as user credentials, system configuration details, or internal logs—into the application's legitimate response.\nBecause the query logic lacks strict input validation or the use of parameterized queries (prepared statements), the application executes the injected code with the same privileges as the database service account. This allows the attacker to traverse the database schema, enumerate tables, and extract data at will.\nThis vulnerability is remotely exploitable over a network, provided the attacker can reach the web-facing or internal API components of Microsoft Discovery Studio. No authentication is required to initiate these unauthorized queries, as the flaw resides in the handling of public-facing endpoints. Once the data disclosure occurs, an attacker can use the exfiltrated information to facilitate further lateral movement or privilege escalation within the network infrastructure.\nThe impact is significant, as successful exploitation results in the direct compromise of the confidentiality of the database layer, which often stores the most critical information managed by the platform."
}