Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-69855

CVE-2026-69855MEDIUM

Microsoft Copilot in Azure Information Disclosure Vulnerability

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   L   N  U  H  N  N    6.5   .0084   56.4     —

AFFECTED
  Product                     Versions  Fixed
  Microsoft Copilot in Azure  - –       —

TIMELINE
  Aug 3   Reserved by microsoft
  Aug 20  Published (CNA: microsoft)
  Sep 8   RESCORED — CVE-2026-69855 (Microsoft Copilot in Azure). CVSS 7.7 → 6.5 (NVD).

CWE-918 · CNA: microsoft · CVSS v3.1 · 1 reference · NVD status: Analyzed

Description

Server-side request forgery (ssrf) in Microsoft Copilot in Azure allows an authorized attacker to disclose information over a network.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
August 3, 2026	Reserved	Reserved by microsoft
August 20, 2026	Published	Published (CNA: microsoft)
September 8, 2026	RESCORED	RESCORED — CVE-2026-69855 (Microsoft Copilot in Azure). CVSS 7.7 → 6.5 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Microsoft	Microsoft Copilot in Azure	—	-	—

Weaknesses

CWE-918

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69855 [vendor-advisory, patch]

Authoritative record: CVE-2026-69855 at cve.org

Vendors: microsoft

Weaknesses: CWE-918

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-69855 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.