What is the CVSS score of EUVD-2026-74398?

EUVD-2026-74398 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.3%.

Is there a patch available for EUVD-2026-74398?

Yes, a patch is available for EUVD-2026-74398. Update the affected software to the latest version immediately.

Google Chrome EUVD-2026-74398

| CVE-2026-87483 MEDIUM

Incorrect Authorization (CWE-863)

2026-09-09 Chrome

GHSA-86q7-j7mv-f2qc

Google

6.5

CVSS 3.1 · Vendor: Chrome

Severity by source

Vendor (Chrome) PRIMARY

6.5 MEDIUM

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

vuln.today AI

6.5 MEDIUM

Network-delivered via crafted HTML, no privileges required, user must visit page (UI:R); integrity-only impact from authorization bypass with no confidentiality or availability effect.

3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (Chrome).

CVSS VectorVendor: Chrome

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

Metadata Corrected

Sep 10, 2026 - 16:40 vuln.today

tag: Authentication Bypass removed

Analysis Generated

Sep 10, 2026 - 15:40 vuln.today

CVSS changed

Sep 10, 2026 - 15:22 NVD

6.5 (None) 6.5 (MEDIUM)

Patch available

Sep 09, 2026 - 01:03 EUVD

CVE Published

Sep 09, 2026 - 00:09 cve.org

MEDIUM 6.5

CVE Published

Sep 09, 2026 - 00:09 cve.org

UNKNOWN (no severity yet)

DescriptionCVE.org

Incorrect authorization in Browser in Google Chrome on on Android prior to 153.0.8010.36 allowed a remote attacker to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)

AnalysisAI

Incorrect authorization in Google Chrome's Browser component on Android allows a remote attacker to bypass system access restrictions by luring a user to a crafted HTML page. Affected versions are all Chrome for Android releases prior to 153.0.8010.36. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

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Vulnerability AssessmentAI

Exploitation	The victim must be running Google Chrome on an Android device with a Chrome version prior to 153.0.8010.36. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 6.5 (AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N) reflects an integrity-only impact with no privilege prerequisite, but user interaction is required (UI:R), limiting automatable mass exploitation - confirmed by the SSVC assessment of Automatable: no. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation	Vendor-released patch: Chrome 153.0.8010.36 for Android. … Detailed patch versions, workarounds, and compensating controls in full report.