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CVE-2026-78953

ADVISORY - nist

Summary

Missing authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. (Chromium security severity: Medium)

EPSS Score⁠: 0.00348 (0.275)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-862⁠

Missing Authorization

Impacted images

Advisories

NIST

CREATED

UPDATED

ADVISORY IDCVE-2026-78953⁠
EXPLOITABILITY SCORE

1.6

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-862⁠

CVSS SCORE

3.1low

Debian

CREATED

UPDATED

ADVISORY IDCVE-2026-78953⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM ADVISORY

Ubuntu

CREATED

UPDATED

ADVISORY IDCVE-2026-78953⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Amedium