MEDIUM
CVE-2026-7946
Published: May 6, 2026· Updated: May 8, 2026
4.3
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:4.9th
Official Description
Insufficient policy enforcement in WebUI in Google Chrome on Linux, Mac, Windows, ChromeOS prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
Technical Analysis
CVE-2026-7946 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
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 VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Affected Vendors & Products
Apple1 product
macos
Google2 products
chromechrome os
Linux1 product
linux kernel
Microsoft1 product
windows
Source: NVD CPE · 5 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/496016840Issue Tracking · Permissions Required
Quick Facts
CVE IDCVE-2026-7946
CVSS Score4.3 / 10
SeverityMEDIUM
CISA KEVNo
EPSS (30d)0.02%
Affected4 vendors
PublishedMay 6, 2026
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-7946 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.