CVE-2026-24306

criticalpriority · track · 10EPSS 0.008 · 58 %ileexploit · PoCDEEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

0.85% (58th) EPSS

CVSS 9.8 · critical

Is it mine?

12 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Improper access control in Azure Front Door (AFD) allows an unauthorized attacker to elevate privileges over a network.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 3.9 · impact 5.9

v3.19.3criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Psecondary · CVSS-BT (t0sche)

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-284USCWE-284USCWE-284US

exploits (1)

Public proof-of-concept and weaponised exploit code.

ExploreUnknowed/CVE-2026-24306ExploreUnknowed/CVE-2026-24306PoC · poc_in_github

affected products (12)

Products and version ranges known to be affected.

Microsoft 365 Copilot 365 Copilot's Business Chatall versionscert_bundDEcpe:/a:microsoft:365_copilot:-
Microsoft 365 Copilot Wordall versionscert_bundDEcpe:/a:microsoft:365_copilot:word
Microsoft Azure Accountall versionscert_bundDEcpe:/a:microsoft:azure:account
Microsoft Azure Data Explorerall versionscert_bundDEcpe:/a:microsoft:azure:data_explorer
Microsoft Azure Front Doorall versionscert_bundDEcpe:/a:microsoft:azure:front_door
Microsoft Azure Logic Appsall versionscert_bundDEcpe:/a:microsoft:azure:logic_apps
Microsoft Azure Resource Managerall versionscert_bundDEcpe:/a:microsoft:azure:resource_manager
Microsoft Entra IDall versionscert_bundDEcpe:/a:microsoft:entra:id
Microsoft Azure Front Doorall versionsenisa_euvdEU
Microsoft Corp Azure Front Doorall versionsfstec_bduRU
Microsoft Azure Front Doorall versionsfixedmsrc_csafUS
microsoft azure front doorall versionsnvdUScpe:2.3:a:microsoft:azure_front_door:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-0201Microsoft Azure, Copilot und Entra: Mehrere SchwachstellenDeutsch2026-01-22csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen in Microsoft Azure, Microsoft 365 Copilot und Microsoft Entra ausnutzen, um seine Privilegien zu erhöhen, Cross-Site-Scripting-Angriffe durchzuführen und vertrauliche Informationen offenzulegen.
msrc_CVE-2026-24306Azure Front Door Elevation of Privilege Vulnerability2026-01-22csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund msrc_csaf nvd NVD CVE.org MITRE

published 2026-01-22modified 2026-06-17

references (3)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan