CVE-2026-87431

⚠️ high

Summary

Missing authorization in Extensions in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to obtain sensitive information via a crafted Chrome extension. (Chromium security severity: Medium)

CVSS Score

7.5

High

EPSS Score

0.4

Exploit Probability

Published Date

2026-09-09

First Seen: 2026-09-09

📊 Relative Risk Intelligence

This CVE is Moderate Risk - more severe than 67.7% of all 364,858 vulnerabilities in our database.

#117,757

Above average severity

Severity Percentile

🎯 CISA SSVC Assessment Updated: Sep 10, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

YES

Can be exploited automatically

💥 Technical Impact

Partial

Limited system impact

SSVC data provided by CISA

Last Modified 2026-09-10

Source NVD 🔗

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

CWE IDs (Weakness Types)

CWE-862

📦 Affected Products 1

Vendor	Product	Status	Affected Versions
google	chrome	Affected	< 153.0.8010.36

🔗 References 2

https://chromereleases.googleblog.com/2026/09/stable...

Release Notes Vendor Advisory

https://issues.chromium.org/issues/523313374

Permissions Required

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-95274	⚠️ high	8.3	0.4	Improper output encoding in DevTools in Google Chrome prior to 154.0.8037.57 allowed a remote attacker who had compromis...	2026-09-29
CVE-2026-95275	🔶 medium	6.5	0.3	Incorrect reference resolution in MediaStream in Google Chrome prior to 154.0.8037.57 allowed a remote attacker to bypas...	2026-09-29
CVE-2026-95276	⚠️ high	8.3	0.5	Improper input validation in Themes in Google Chrome prior to 154.0.8037.57 allowed a remote attacker who had compromise...	2026-09-29
CVE-2026-95277	⛔ critical	9.6	0.5	Use after free in Views in Google Chrome prior to 154.0.8037.57 allowed a remote attacker to potentially execute arbitra...	2026-09-29
CVE-2026-95278	⚠️ high	8.4	0.2	Missing authorization in WakeLock in Google Chrome prior to 154.0.8037.57 allowed a remote attacker who had compromised ...	2026-09-29
CVE-2026-95279	🔶 medium	5.4	0.3	UI misrepresentation in Omnibox in Google Chrome on on Android prior to 154.0.8037.57 allowed a remote attacker to spoof...	2026-09-29

These CVEs affect the same products