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    CVE-2026-91732

    Missing authorization in AppManifest in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

    Published:Sep 15, 2026
    Last Modified:Sep 18, 2026
    EPS:Sep 15, 2026
    EPSS Score:0.00249
    CVSS Score:3.1

    Affected Products

    Vendor
    Google
    Product
    Chrome

    Exploits

    https://issues.chromium.org/issues/511062248

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-111 JSON Hijacking (aka JavaScript Hijacking)
    CAPEC-141 Cache Poisoning
    CAPEC-142 DNS Cache Poisoning
    CAPEC-160 Exploit Script-Based APIs
    CAPEC-21 Exploitation of Trusted Identifiers
    CAPEC-384 Application API Message Manipulation via Man-in-the-Middle
    CAPEC-385 Transaction or Event Tampering via Application API Manipulation
    CAPEC-386 Application API Navigation Remapping
    CAPEC-387 Navigation Remapping To Propagate Malicious Content
    CAPEC-388 Application API Button Hijacking
    CAPEC-510 SaaS User Request Forgery
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-665 Exploitation of Thunderbolt Protection Flaws
    CAPEC-75 Manipulating Writeable Configuration Files
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-89 Pharming

    Related CVEs

    CVE-2026-120930 (CVSS 5.4) — Incorrect authorization in Blink in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to bypass w…
    CVE-2026-120931 (CVSS 9.6) — Out of bounds write in WebGL in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker t…
    CVE-2026-121195 (CVSS 8.8) — Incorrect authorization in TrustedTypes in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to b…
    CVE-2026-121141 (CVSS 5.4) — Improper input validation in Editing in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leverag…
    CVE-2026-121069 (CVSS 8.8) — Use after free in Track in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to execute arbitrary…
    CVE-2026-121169 (CVSS 6.5) — Missing authorization in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging…
    CVE-2026-121064 (CVSS 7.8) — Improper input validation in Performance in Google Chrome prior to 157.0.8103.38 allowed a local attacker to p…
    CVE-2026-121142 (CVSS 6.5) — Incorrect authorization in Network in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveragin…
    CVE-2026-121232 (CVSS 5.1) — Incorrect authorization in Core in Google Chrome prior to 157.0.8103.38 allowed a local attacker leveraging so…
    CVE-2026-121230 (CVSS 8.3) — Race condition in ANGLE in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially execu…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High