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CVE-2026-84357

ADVISORY - nist

Summary

Improper input validation in Omnibox in Google Chrome prior to 152.0.7977.75 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. (Chromium security severity: High)

EPSS Score⁠: 0.00159 (0.054)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-20⁠

Improper Input Validation

ADVISORY - redhat

CWE-346⁠

Origin Validation Error

Impacted images

Advisories

Debian

CREATED

UPDATED

ADVISORY IDCVE-2026-84357⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM ADVISORY
PackageTypeOS NameOS VersionAffected RangesFix Versions
debian/chromiumdebdebian14>0Not yet available
debian/chromiumdebdebianunstable<152.0.7977.75-1152.0.7977.75-1
debian/chromiumdebdebian12<152.0.7977.75-1~deb12u1152.0.7977.75-1~deb12u1
debian/chromiumdebdebian13<152.0.7977.75-1~deb13u1152.0.7977.75-1~deb13u1

Severity and metrics

No CVSS data available from this advisory.

NIST

CREATED

UPDATED

ADVISORY IDCVE-2026-84357⁠
EXPLOITABILITY SCORE

2.8

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-20⁠

CVSS SCORE

6.5medium

Ubuntu

CREATED

UPDATED

ADVISORY IDCVE-2026-84357⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Amedium

Red Hat

CREATED

UPDATED

ADVISORY IDCVE-2026-84357⁠
EXPLOITABILITY SCORE

2.8

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-346⁠

CVSS SCORE

8.1high