Vulnerability · Published Oct 13, 2026 · Assigned by microsoft
CVE-2026-85891Azure HDInsight Information Disclosure Vulnerability
High 7.5
In plain English
A high-severity information exposure in Azure HDInsight from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.9%top 39.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Exposure of sensitive information to an unauthorized actor in Azure HDInsight allows an unauthorized attacker to disclose information over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Azure HDInsight | 1.0 – before 2606012120 |
Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
References
- Azure HDInsight Information Disclosure Vulnerability vendor-advisory, patch