VulnTideExploited vulnerabilities, by vendor. Data as of .
Not in CISA KEVPublished CVSS 9.6 criticalEPSS 0.8% probability of exploitation in 30 days
Microsoft

CVE-2026-87701: Azure Cosmos DB Elevation of Privilege Vulnerability

Is it exploited?

Not on CISA's list. CISA has not added it to the Known Exploited Vulnerabilities catalog as of . If CISA adds it, this page shows it as known exploited.

How likely is exploitation in the next 30 days?
0.8%

EPSS score, percentile 56.2 of all scored records. A probability estimated by FIRST, not a report of exploitation.

How severe?
9.6 Critical

CVSS v3.1 base score, given by the CNA

What should I do?

CISA has set no required action, because the vulnerability is not in KEV.

Advisories and patches (1)

Which versions are affected?

Affected

  • unspecified

Versions by product

Source: CISA KEV 2026.10.29, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.

What to do

Advisories and patches

This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

As listed in the CVE record.

Microsoft Azure Cosmos DB
StatusVersions
Affectedunspecified

Source: CVE List, as of . About the data.

About this vulnerability

Improper neutralization of special elements in output used by a downstream component ('injection') in Azure Cosmos DB allows an authorized attacker to elevate privileges over a network.

Summary: CVE record, as of .

  • CISA has not added CVE-2026-87701 to its Known Exploited Vulnerabilities (KEV) catalog, as of 29 Oct 2026.
  • The CVE record was published on 17 Sep 2026.
  • The CVE record carries a CVSS v3.1 base score of 9.6 (Critical), given by its CNA.
  • FIRST's EPSS model puts the probability of exploitation in the next 30 days at 0.8% (percentile 56.2), as of 29 Oct 2026. EPSS is a statistical estimate, not a report of exploitation.
  • CISA's SSVC assessment in the CVE record: exploitation none, automatable no, technical impact total.

Source: CISA KEV 2026.10.29, as of ; CVE List, as of ; FIRST EPSS, as of . About the data.

Description

Azure Cosmos DB Elevation of Privilege Vulnerability

Improper neutralization of special elements in output used by a downstream component ('injection') in Azure Cosmos DB allows an authorized attacker to elevate privileges over a network.

Source: CVE List, as of . About the data.

Weakness

CWE-74
  • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.

Timeline

DateEvent
CVE record published
CVE record last updated

Known exploited Microsoft vulnerabilities

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  • CVE-2026-65660: Microsoft SharePoint Code Injection Vulnerability (added )
  • CVE-2026-81963: Microsoft Windows Link Following Vulnerability (added )
  • CVE-2026-85880: Microsoft Windows Heap-Based Buffer Overflow Vulnerability (added )
  • CVE-2019-1068: Microsoft SQL Server Remote Code Execution Vulnerability (added )