CVE-2026-106378
published 2026-10-06CVE-2026-106378: Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute…
PriorityP349high8.3CVSS 3.1
AVNACHPRNUIRSCCHIHAH
EPSS
0.32%
23.8th percentile
Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 155.0.8059.39 | 155.0.8059.39 | |
| chrome | >= 155.0.8059.39 < 155.0.8059.39 | 155.0.8059.39 | |
| chrome_desktop | — | — |
CVSS provenance
nvdv3.18.3HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
vendor_redhat8.3HIGH
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Red Hat
chromium-browser: Privilege elevation in Sandbox
vendor_redhat·2026-10-06·CVSS 8.3
CVE-2026-106378 [HIGH] CWE-250 chromium-browser: Privilege elevation in Sandbox
chromium-browser: Privilege elevation in Sandbox
Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
A privilege elevation flaw was found in the Sandbox component of the Chromium browser.
Upstream bug(s):
https://issues.chromium.org/issues/507596239
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Chrome
Stable Channel Update for Desktop: CVE-2026-106406
vendor_chrome·2026-10-06·CVSS 8.3
CVE-2026-106406 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-106406
Stable Channel Update for Desktop
CVE-2026-106406: Missing authorization in Mobile. Reported by Google on 2026-04-22 [N/A][ 507351786 ] Medium CVE-2026-106290: Uninitialized resource in GPU
Reported by Google on 2026-04-28 [TBD][ 507596239 ] Medium CVE-2026-106378: Privilege elevation in Sandbox
Severity: medium
GHSA
Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a
ghsa_unreviewed·2026-10-06
CVE-2026-106378 [HIGH] CWE-250 Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a
Privilege elevation in Sandbox in Google Chrome on on Mac prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
VulDB
Google Chrome up to 154.0.8037.97 Sandbox privileges management
vuldb·2026-10-06·CVSS 8.3
CVE-2026-106378 [HIGH] Google Chrome up to 154.0.8037.97 Sandbox privileges management
A vulnerability was found in Google Chrome. It has been declared as critical. The impacted element is an unknown function of the component Sandbox. Executing a manipulation can lead to improper privilege management.
The identification of this vulnerability is CVE-2026-106378. The attack may be launched remotely. There is no exploit available.
It is recommended to upgrade the affected component.
No detection rules found.
No public exploits indexed.
2026-10-06
Published