CVE-2026-103623
published 2026-10-02CVE-2026-103623: Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML…
PriorityP353high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.30%
21.4th percentile
Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 154.0.8037.97 | 154.0.8037.97 | |
| chrome | >= 154.0.8037.97 < 154.0.8037.97 | 154.0.8037.97 | |
| chrome_desktop | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat8.8HIGH
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Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-103623
vendor_chrome·2026-10-09·CVSS 8.8
CVE-2026-103623 [HIGH] Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-103623
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-103623
Red Hat
chromium-browser: Use after free in MediaStream
vendor_redhat·2026-10-02·CVSS 8.8
CVE-2026-103623 [HIGH] CWE-416 chromium-browser: Use after free in MediaStream
chromium-browser: Use after free in MediaStream
Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
An use after free flaw was found in the MediaStream component of the Chromium browser.
Upstream bug(s):
https://issues.chromium.org/issues/565742180
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-2026-103629
vendor_chrome·2026-10-01·CVSS 8.8
CVE-2026-103629 [HIGH] Stable Channel Update for Desktop: CVE-2026-103629
Stable Channel Update for Desktop
CVE-2026-103629: Integer overflow in Skia. Reported by Google on 2026-09-15 [TBD][ 565742179 ] High CVE-2026-103622: Use after free in SVG
Reported by xinyang on 2026-09-24 [TBD][ 565742180 ] High CVE-2026-103623: Use after free in MediaStream
Severity: high
VulDB
Google Chrome up to 154.0.8037.92 MediaStream use after free
vuldb·2026-10-02
CVE-2026-103623 [CRITICAL] Google Chrome up to 154.0.8037.92 MediaStream use after free
A vulnerability classified as critical has been found in Google Chrome. The impacted element is an unknown function of the component MediaStream. This manipulation causes use after free.
This vulnerability is tracked as CVE-2026-103623. The attack is possible to be carried out remotely. No exploit exists.
It is recommended to upgrade the affected component.
GHSA
Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page.
ghsa_unreviewed·2026-10-02
CVE-2026-103623 CWE-416 Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page.
Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-103621 CVE-2026-103622 CVE-2026-103623 CVE-2026-103624 CVE-2026-103625 CVE-2026-103626 CVE-2026-103627 CVE-2026-103628 CVE-2026-103629 CVE-2026-103630 CVE-2026-103631 chromium: various flaws
bugzilla·2026-10-05·CVSS 4.3
CVE-2026-103621 [MEDIUM] CVE-2026-103621 CVE-2026-103622 CVE-2026-103623 CVE-2026-103624 CVE-2026-103625 CVE-2026-103626 CVE-2026-103627 CVE-2026-103628 CVE-2026-103629 CVE-2026-103630 CVE-2026-103631 chromium: various flaws
CVE-2026-103621 CVE-2026-103622 CVE-2026-103623 CVE-2026-103624 CVE-2026-103625 CVE-2026-103626 CVE-2026-103627 CVE-2026-103628 CVE-2026-103629 CVE-2026-103630 CVE-2026-103631 chromium: various flaws [epel-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Type confusion in V8 in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Use after free in Contextual Tasks in Google Chrome on on Windows prior to 154.0.8037.97 allowed a remote attacker who had compromised the renderer process to potentially
Bugzilla
CVE-2026-103621 CVE-2026-103622 CVE-2026-103623 CVE-2026-103624 CVE-2026-103625 CVE-2026-103626 CVE-2026-103627 CVE-2026-103628 CVE-2026-103629 CVE-2026-103630 CVE-2026-103631 chromium: various flaws
bugzilla·2026-10-05·CVSS 4.3
CVE-2026-103621 [MEDIUM] CVE-2026-103621 CVE-2026-103622 CVE-2026-103623 CVE-2026-103624 CVE-2026-103625 CVE-2026-103626 CVE-2026-103627 CVE-2026-103628 CVE-2026-103629 CVE-2026-103630 CVE-2026-103631 chromium: various flaws
CVE-2026-103621 CVE-2026-103622 CVE-2026-103623 CVE-2026-103624 CVE-2026-103625 CVE-2026-103626 CVE-2026-103627 CVE-2026-103628 CVE-2026-103629 CVE-2026-103630 CVE-2026-103631 chromium: various flaws [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Type confusion in V8 in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Use after free in Contextual Tasks in Google Chrome on on Windows prior to 154.0.8037.97 allowed a remote attacker who had compromised the renderer process to potential
Bugzilla
CVE-2026-103623 chromium-browser: Use after free in MediaStream
bugzilla·2026-10-02
CVE-2026-103623 [HIGH] CVE-2026-103623 chromium-browser: Use after free in MediaStream
CVE-2026-103623 chromium-browser: Use after free in MediaStream
Use after free in MediaStream in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
2026-10-02
Published