CVE-2026-79121
published 2026-08-25CVE-2026-79121: Improper input validation in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to…
PriorityP349high8.3CVSS 3.1
AVNACHPRNUIRSCCHIHAH
EPSS
0.43%
35.9th percentile
Improper input validation in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
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 | — | — |
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
GHSA
Improper input validation in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the san
ghsa_unreviewed·2026-08-25
CVE-2026-79121 CWE-20 Improper input validation in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the san
Improper input validation in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
Chrome
Stable Channel Update for Desktop: CVE-2026-79121
vendor_chrome·2026-08-25
CVE-2026-79121 [CRITICAL] Stable Channel Update for Desktop: CVE-2026-79121
Stable Channel Update for Desktop
CVE-2026-79121: Improper input validation in Chromecast. Reported by Google on 2026-05-26 [N/A][ 516988476 ] Critical CVE-2026-79224: Use after free in Chromecast
Reported by Google on 2026-05-27 [N/A][ 517518019 ] Critical CVE-2026-79052: Use after free in Aura
Severity: critical
No detection rules found.
No public exploits indexed.
Hackernews
⚡ Weekly Recap: Chinese Spy Proxy, AI Agents Go Off-Task, Router Backdoors and More
blogs_hackernews·2026-08-31
CVE-2026-81578 ⚡ Weekly Recap: Chinese Spy Proxy, AI Agents Go Off-Task, Router Backdoors and More
Home
Threat Intelligence
Vulnerabilities
Cyber Attacks
Webinars
Expert Insights
Awards
Webinars
Awards
Free eBooks
About THN
Jobs
Advertise with us
## ⚡ Weekly Recap: Chinese Spy Proxy, AI Agents Go Off-Task, Router Backdoors and More
The boring parts caused most of the trouble.
A router shipped ready to listen. A fake check turned the user into the installer. Trusted systems collected traffic and passwords, then cleaned the logs. Old bugs formed new attack chains. Even an AI agent decided its assigned task was optional.
Elsewhere, fake apps, helpful support calls, cheap banking kits, exposed systems, and weak defaults kept things moving. Different attacks, same useful mistake: something familiar was trusted without a second look.
Here is the week...
## ⚡ Threat of the
Bugzilla
CVE-2026-79121 chromium-browser: Chromecast in Google Chrome: Arbitrary code execution via improper input validation
bugzilla·2026-08-25·CVSS 8.3
CVE-2026-79121 [HIGH] CVE-2026-79121 chromium-browser: Chromecast in Google Chrome: Arbitrary code execution via improper input validation
CVE-2026-79121 chromium-browser: Chromecast in Google Chrome: Arbitrary code execution via improper input validation
Improper input validation in Chromecast in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
2026-08-25
Published