Microsoft Edge up to 147.0.3912.60 injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
5.7$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Microsoft Edge. Impacted is an unknown function. The manipulation results in injection. This vulnerability was named CVE-2026-42838. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Microsoft Edge. Affected is an unknown function. The manipulation with an unknown input leads to a injection vulnerability. CWE is classifying the issue as CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

The advisory is available at msrc.microsoft.com. This vulnerability is traded as CVE-2026-42838 since 04/30/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 05/24/2026). This vulnerability is assigned to T1055 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 314357 (Microsoft Edge (Chromium) < 148.0.3967.55 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 148.0.3967.55 eliminates this vulnerability.

The vulnerability is also documented in the databases at CNNVD (CNNVD-202605-2399), Tenable (314357) and EUVD (EUVD-2026-29714). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.4
CNA Vector (microsoft): 🔒

CVSSv2info

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

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / CWE-20
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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Nessus ID: 314357
Nessus Name: Microsoft Edge (Chromium) < 148.0.3967.55 Multiple Vulnerabilities

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Edge 148.0.3967.55

Timelineinfo

04/30/2026 CVE reserved
05/12/2026 +12 days Advisory disclosed
05/12/2026 +0 days VulDB entry created
05/24/2026 +12 days VulDB entry last update

Sourcesinfo

Vendor: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2026-42838 (🔒)
GCVE (CVE): GCVE-0-2026-42838
GCVE (VulDB): GCVE-100-363258
EUVD: 🔒
CNNVD: CNNVD-202605-2399 - Microsoft Edge 安全漏洞

Entryinfo

Created: 05/12/2026 20:28
Updated: 05/24/2026 03:41
Changes: 05/12/2026 20:28 (64), 05/13/2026 02:14 (6), 05/13/2026 05:20 (2), 05/24/2026 03:41 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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