Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
UI spoofing via crafted HTML requires no attacker privileges (PR:N) and victim page visit (UI:R); no integrity or availability impact arises from information misrepresentation alone.
Primary rating from NVD.
CVSS VectorNVD
Lifecycle Timeline
4DescriptionCVE.org
Inappropriate implementation in Media in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)
AnalysisAI
UI spoofing in Google Chrome's Media component prior to version 148.0.7778.96 enables remote attackers to deceive users via a specially crafted HTML page that abuses inappropriate media rendering behavior to misrepresent browser interface elements. The CVSS vector (PR:N/UI:R/S:U) indicates unauthenticated remote exploitation is possible but requires the victim to visit a malicious page, with limited confidentiality impact. SSVC classifies exploitation as none and automatable as no; EPSS at 0.06% (18th percentile) corroborates low exploitation likelihood, and no public exploit or active exploitation has been identified.
Technical ContextAI
CWE-451 (User Interface Misrepresentation of Critical Information) describes flaws where security-critical UI state is incorrectly displayed, allowing attackers to deceive users about what they are interacting with. The vulnerability resides in Chrome's Media component - the subsystem responsible for HTML5 audio/video playback, media session APIs, fullscreen transitions, and related rendering paths. An 'inappropriate implementation' in this context typically means the media layer improperly handles UI surface transitions (e.g., fullscreen overlays, permission prompts, or address bar rendering), creating a surface where a crafted HTML page can render a spoofed browser UI element indistinguishable from a legitimate one. Affected products are identified via CPE cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* for all versions prior to 148.0.7778.96, with downstream impact noted for Red Hat and SUSE Linux distribution packages.
RemediationAI
Update Google Chrome to version 148.0.7778.96 or later, which resolves this vulnerability per the official stable channel release advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html. Enterprise environments managing Chrome via policy should push the update through their standard fleet management tooling. Red Hat and SUSE users should apply the respective distribution-level package updates when available. No meaningful technical workaround exists for browser-side UI spoofing beyond upgrading; user awareness training to recognize suspicious fullscreen or overlay prompts provides a limited compensating control with no technical side effects, though it is insufficient as a sole mitigation.
Same technique Information Disclosure
View allVendor StatusVendor
SUSE
Severity: MediumShare
External POC / Exploit Code
Leaving vuln.today
EUVD-2026-28133