Vulnary
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Critical· 9.9

CVE-2026-15630

A critical flaw allows a non‑global organization administrator in one tenant to bypass tenant boundaries and delete, create, or modify resources in any other tenant. The vulnerability arises from a mismatch between the authorization check and the action performed. It can be exploited without user interaction.

publishedJul 23, 2026
last modifiedJul 30, 2026
sourcesNVD
severity · cvss
9.9
critical · how bad it is
exploitation · epss
<1%
16th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 10, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

Non‑global organization administrators who have access to one tenant but not to others. Any tenant that shares the same underlying platform is at risk.

02

Real-world impact

An attacker with a limited admin role could delete or alter resources in other tenants, potentially causing data loss, service disruption, or unauthorized data exposure across the entire platform.

03

Why this severity

The CVSS score of 9.9 reflects that the vulnerability is network‑accessible (AV:N), requires low effort (AC:L) and low privilege (PR:L), does not need user interaction (UI:N), and has a complete compromise (S:C) with high impact on confidentiality, integrity, and availability (C:H/I:H/A:H).

04

What to do about it

no official fix yet

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

  1. Jul 23, 2026 · 8d ago
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 30, 2026 · 2d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredLow
User interactionNone needed
ScopeChanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →