CVE-2026-0628

Status: AnalyzedHigh (8.8)—

Insufficient policy enforcement in WebView tag in Google Chrome prior to 143.0.7499.192 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via a crafted Chrome Extension. (Chromium security severity: High)

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base score: 8.8

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 21%
Percentile among all scored CVEs: 97
Score date: 10/5/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1203 Exploitation for Client Executionexecution95 %
Primary impactT1078 Valid Accountsstealth · persistence · privilege escalation · initial access80 %
Secondary impactT1059 Command and Scripting Interpreterexecution75 %

Vector CVSS con UI:R (interacción de usuario requerida) determina T1203. Extensión maliciosa inyecta scripts en página privilegiada, permitiendo robo de credenciales (T1078) y ejecución de código (T1059).

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Privileged Account Management Application Developer Guidance Active Directory Configuration User Training User Account Management Restrict Web-Based Content

Affected technologies (1)

Google — Chrome

CWEs

CWE-862

References

Raw JSON (NVD)

Show

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  "lastModified": "2026-06-17T10:11:06.543",
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