Microsoft Edge up to 143.0.3650.66 on Android authentication spoofing

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.
3.0$5k-$25k0.45

Summaryinfo

A vulnerability identified as problematic has been detected in Microsoft Edge on Android. This affects an unknown function. Performing a manipulation results in an unknown weakness. This vulnerability is identified as CVE-2025-65046. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Microsoft Edge on Android. CWE is classifying the issue as CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. This is going to have an impact on integrity.

The advisory is shared at msrc.microsoft.com. This vulnerability is uniquely identified as CVE-2025-65046 since 11/13/2025. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/20/2025).

The vulnerability scanner Nessus provides a plugin with the ID 279262 (Microsoft Edge (Chromium) < 143.0.3650.96 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 143.0.3650.88 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (279262) and CERT Bund (WID-SEC-2025-2889). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Microsoft Edge

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.1
CNA Vector (microsoft): 🔒

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authentication spoofing
CWE: CWE-290 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 279262
Nessus Name: Microsoft Edge (Chromium) < 143.0.3650.96 Multiple Vulnerabilities

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Edge 143.0.3650.88

Timelineinfo

11/13/2025 CVE reserved
12/19/2025 +36 days Advisory disclosed
12/19/2025 +0 days VulDB entry created
12/20/2025 +1 days VulDB entry last update

Sourcesinfo

Vendor: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2025-65046 (🔒)
GCVE (CVE): GCVE-0-2025-65046
GCVE (VulDB): GCVE-100-337521
CERT Bund: WID-SEC-2025-2889 - Microsoft Edge f&uuml;r Android: Schwachstelle erm&ouml;glicht Darstellen falscher Informationen

scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 12/19/2025 07:48
Updated: 12/20/2025 19:01
Changes: 12/19/2025 07:48 (62), 12/20/2025 02:17 (2), 12/20/2025 06:41 (7), 12/20/2025 19:01 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!