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CVE-2026-78949

ADVISORY - nist

Summary

Observable discrepancy in CustomTabs in Google Chrome on on Android prior to 152.0.7977.65 allowed a local attacker to obtain cross-origin data via a co-installed app. (Chromium security severity: Medium)

EPSS Score⁠: 0.00099 (0.009)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-203⁠

Observable Discrepancy

Impacted images

Advisories

Debian

CREATED

UPDATED

ADVISORY IDCVE-2026-78949⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM ADVISORY
PackageTypeOS NameOS VersionAffected RangesFix Versions
debian/chromiumdebdebian14>0Not yet available
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
debian/chromiumdebdebianunstable<152.0.7977.64-1152.0.7977.64-1

Severity and metrics

No CVSS data available from this advisory.

NIST

CREATED

UPDATED

ADVISORY IDCVE-2026-78949⁠
EXPLOITABILITY SCORE

1.4

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-203⁠

CVSS SCORE

2.9low

Ubuntu

CREATED

UPDATED

ADVISORY IDCVE-2026-78949⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Amedium

Chainguard

CREATED

UPDATED

ADVISORY ID

CGA-wqrh-6qw9-v74j

EXPLOITABILITY SCORE

-

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

minimos

CREATED

UPDATED

ADVISORY ID

MINI-rrm6-rv36-9jq3

EXPLOITABILITY SCORE

-

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