CVE-2026-78939
published 2026-08-25CVE-2026-78939: Use after free in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to execute arbitrary…
PriorityP357critical9.6CVSS 3.1
AVNACLPRNUIRSCCHIHAH
EPSS
0.46%
39.0th percentile
Use after free in Chromecast in Google Chrome prior to 152.0.7977.65 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: High)
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 152.0.7977.65 | 152.0.7977.65 | |
| chrome | >= 152.0.7977.65 < 152.0.7977.65 | 152.0.7977.65 | |
| chrome_desktop | — | — |
CVSS provenance
nvdv3.19.6CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
vendor_redhat9.6CRITICAL
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Red Hat
chromium-browser: chromium-browser: Use after free in Chromecast
vendor_redhat·2026-08-25·CVSS 9.6
CVE-2026-78939 [CRITICAL] CWE-825 chromium-browser: chromium-browser: Use after free in Chromecast
chromium-browser: chromium-browser: Use after free in Chromecast
Use after free in Chromecast in Google Chrome prior to 152.0.7977.65 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: High)
An use after free flaw was found in the Chromecast component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=513261751
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-2026-78939
vendor_chrome·2026-08-25
CVE-2026-78939 [HIGH] Stable Channel Update for Desktop: CVE-2026-78939
Stable Channel Update for Desktop
CVE-2026-78939: Use after free in Chromecast. Reported by Google on 2026-05-14 [N/A][ 515470739 ] High CVE-2026-79194: Use after free in Chromoting
Reported by Google on 2026-05-21 [N/A][ 515473074 ] High CVE-2026-79247: Use after free in Chromoting
Severity: high
GHSA
Use after free in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML
ghsa_unreviewed·2026-08-25
CVE-2026-78939 CWE-416 Use after free in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML
Use after free in Chromecast in Google Chrome prior to 152.0.7977.65 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: High)
No detection rules found.
No public exploits indexed.
2026-08-25
Published