CVE-2026-8586

Description

Inappropriate implementation in Chromoting in Google Chrome prior to 148.0.7778.168 allowed a local attacker to bypass discretionary access control via a malicious file. (Chromium security severity: Medium)

CVSS v3.1 Score

5.5

MEDIUM

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

EPSS — Exploit Prediction

0.0001

Probability of exploitation

0.01%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-284 CWE-284

Affected Products

Vendor	Product	Versions
google	chrome	< 148.0.7778.168

References

Advisories & Patches

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html

Other References

https://issues.chromium.org/issues/499154022

Frequently Asked Questions

What is CVE-2026-8586? +

Inappropriate implementation in Chromoting in Google Chrome prior to 148.0.7778.168 allowed a local attacker to bypass discretionary access control via a malicious file. (Chromium security severity: Medium) It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2026-8586? +

CVE-2026-8586 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0001, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-8586? +

CVE-2026-8586 affects products from google, specifically: chrome. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-8586? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-35402

mcp-neo4j-cypher is an MCP server for executing Cypher queries against Neo4j databases. In versions prior to 0.6.0, the read_only mode …

CVE-2026-40866

Horilla is a free and open source Human Resource Management System (HRMS). In 1.5.0, an insecure direct object reference in …

CVE-2026-40865

Horilla is a free and open source Human Resource Management System (HRMS). In 1.5.0, an insecure direct object reference in …

CVE-2026-40874

mailcow: dockerized is an open source groupware/email suite based on docker. In versions prior to 2026-03b, no administrator verification takes …

CVE-2026-42278

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a …

CVE-2026-40867

Horilla is a free and open source Human Resource Management System (HRMS). In 1.5.0, a broken access control vulnerability in …