Microsoft Azure Playwright improper authorization

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.7$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Microsoft Azure Playwright. The impacted element is an unknown function. Such manipulation leads to improper authorization. This vulnerability is referenced as CVE-2025-26683. It is possible to launch the attack remotely. No exploit is available. This product is a managed service. This means that users are not able to maintain vulnerability countermeasures themselves.

Detailsinfo

A vulnerability was found in Microsoft Azure Playwright (version unknown) and classified as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper authorization in Azure Playwright allows an unauthorized attacker to elevate privileges over a network.

The advisory is shared for download at msrc.microsoft.com. This vulnerability is handled as CVE-2025-26683 since 02/12/2025. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/03/2025). The MITRE ATT&CK project declares the attack technique as T1548.002.

This product is available as a managed service. Users are not able to maintain vulnerability countermeasures themselves.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-9047). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Managed Service

  • yes

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.7
VulDB Meta Temp Score: 8.7

VulDB Base Score: 8.1
VulDB Temp Score: 8.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 8.1
CNA Vector (microsoft): 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/12/2025 🔍
04/01/2025 +47 days 🔍
04/01/2025 +0 days 🔍
07/03/2025 +93 days 🔍

Sourcesinfo

Vendor: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2025-26683 (🔍)
GCVE (CVE): GCVE-0-2025-26683
GCVE (VulDB): GCVE-100-302540
EUVD: 🔍

Entryinfo

Created: 04/01/2025 09:29
Updated: 07/03/2025 17:25
Changes: 04/01/2025 09:29 (62), 05/16/2025 19:31 (1), 07/03/2025 17:25 (12)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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