EUVD-2026-65877
GHSA-6pgj-82f5-w9qw
Severity by source
Sources disagree (Medium–Critical)AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Network-delivered via crafted HTML requiring user visit (UI:R, PR:N); web origin bypass yields limited confidentiality only with no integrity or availability impact and unchanged scope.
vuln.today treats the vendor’s rating as authoritative. A higher third-party CVSS (e.g. CISA-ADP) is shown for transparency but does not drive the headline severity.
CVSS VectorVendor: Chrome
Lifecycle Timeline
4DescriptionCVE.org
Missing authorization in Preload in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
AnalysisAI
Google Chrome's Preload subsystem prior to version 152.0.7977.65 contains a missing authorization flaw (CWE-862) that permits unauthenticated remote attackers to bypass the web origin policy. By delivering a crafted HTML page to a victim running an unpatched Chrome browser, an attacker can cause the Preload mechanism to speculatively fetch cross-origin resources without enforcing same-origin access controls, resulting in limited confidentiality exposure. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The victim must be running Google Chrome prior to version 152.0.7977.65 and must actively visit or be redirected to a crafted HTML page controlled by the attacker. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 score of 4.3 (Medium) accurately reflects the limited real-world impact: the vulnerability yields only low confidentiality exposure (C:L), requires active user interaction (UI:R), and has no integrity or availability dimension. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Update Google Chrome to version 152.0.7977.65 or later, which is the vendor-released patch resolving this vulnerability, documented in the Chrome stable channel advisory at https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
View allVendor StatusVendor
SUSE
Severity: Critical| Product | Status |
|---|---|
| SUSE Package Hub 15 SP7 | Fixed |
| openSUSE Leap 16.0 | Fixed |
| openSUSE Tumbleweed | Fixed |
| SUSE Package Hub 15 SP7 | Affected |
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External POC / Exploit Code
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