MEDIUM
CVE-2026-8586
Published: May 14, 2026· Updated: May 18, 2026
5.5
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:0.4th
Official 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)
Technical Analysis
CVE-2026-8586 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Affected Vendors & Products
Google1 product
chrome
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (2)
→
→
https://issues.chromium.org/issues/499154022Permissions Required
Quick Facts
CVE IDCVE-2026-8586
CVSS Score5.5 / 10
SeverityMEDIUM
CISA KEVNo
EPSS (30d)0.01%
Affected1 vendor
PublishedMay 14, 2026
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-8586 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.