CVE-2026-6309Disclosure(apple / chrome)

LOWCVSS 8.3 · HIGH

Signal is active with 3 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Use after free in Viz in Google Chrome prior to 147.0.7727.101 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

apple CVEs Back to dashboard

1.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html

Other references

https://issues.chromium.org/issues/497846428

Weakness type (CWE)

CWE-416

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

chrome
linux_kernel
macos
windows

Threat summary

4 mentions across 2 observed days
Momentum state: stable

What's happening

Technical details provided in 4 signals
Disclosure: 4 classified signals
Peaked at 3 mentions on most recent observed day (2026-04-16)
4 total mentions across 2 days

Affected systems

Vendors

apple google linux microsoft

Products

chromelinux_kernelmacoswindows

1 version affected across 4 products

Deep dive

Activity timeline4 mentions / 2d

Signal classification1 categories

Disclosure

4100.0%

Referenced assets4 URLs

By indicator

Classification over time

Date	Total	Labels

2026-04-15	1	Disclosure1
2026-04-16	3	Disclosure3

Full discourse4 posts

CVE@CVEnew176d
Disclosure
CVE-2026-6309 Use after free in Viz in Google Chrome prior to 147.0.7727.101 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escap… https://www.cve.org/CVERecord?id=CVE-2026-6309
Post summary
The tweet identifies CVE‑2026‑6309 as a use‑after‐free in Chrome’s Viz component that could allow sandbox escape; it provides technical details but no PoC, exploit, patch, or evidence of active exploitation.
00010145
57.2K followersView on X
Infoflowcloud@infoflowcloud176d
Disclosure
🚨*CVE* CVE-2026-6309 Use after free in Viz in Google Chrome prior to 147.0.7727.101 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escap… https://www.cve.org/CVERecord?id=CVE-2026-6309 ----- Traducción: CVE-2026-6309 Uso… http://infoflow.cloud`
Post summary
The text provides an initial disclosure of CVE-2026-6309, detailing a use-after-free bug in Chrome’s Viz component that could allow sandbox escape for attackers who have compromised the renderer process.
0000025
71 followersView on X
Vulmon Vulnerability Feed@VulmonFeeds176d
Disclosure
CVE-2026-6309 Use After Free in Google Chrome Viz Prior to 147.0.7727.101 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-6309
Post summary
The announcement identifies a Use After Free vulnerability in the Chrome Viz component before version 147.0.7727.101, with no evidence of PoC, exploitation, or available mitigation in the provided text.
0000037
4.0K followersView on X
Kaitan ID Security@KaitanSecurity176d
Disclosure
⚠️ HIGH — CVE-2026-6309 Use after free in Viz in Google Chrome prior to 147.0.7727.101 allowed a remote attacker who had compromised the render… CVSS 8.3 Full analysis → https://sec.kaitan.id/cves/CVE-2026-6309 #Google #CyberSecurity #InfoSec
Post summary
The post announces a high‑severity CVE‑2026‑6309 that involves a use‑after‑free flaw in Chrome’s Viz rendering engine. It lists technical details and CVSS but does not mention exploits, patches, or active exploitation.
000004
145 followersView on X

CPE platform detail4 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

4 of 4 entries

Part	Vendor	Product	Version	Target SW	Target HW
OS	apple	macos	-	-	-
App	google	chrome	-	-	-
OS	linux	linux_kernel	-	-	-
OS	microsoft	windows	-	-	-

Explore more

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What researchers are saying

CVE-2026-6309

Kaitan ID Security[verified]@KaitanSecurityDisclosure

The post announces a high‑severity CVE‑2026‑6309 that involves a use‑after‑free flaw in Chrome’s Viz rendering engine. It lists technical details and CVSS but does not mention exploits, patches, or active exploitation.

CVE@CVEnewDisclosure

The tweet identifies CVE‑2026‑6309 as a use‑after‐free in Chrome’s Viz component that could allow sandbox escape; it provides technical details but no PoC, exploit, patch, or evidence of active exploitation.

Infoflowcloud@infoflowcloudDisclosure

The text provides an initial disclosure of CVE-2026-6309, detailing a use-after-free bug in Chrome’s Viz component that could allow sandbox escape for attackers who have compromised the renderer process.

Vulmon Vulnerability Feed@VulmonFeedsDisclosure

The announcement identifies a Use After Free vulnerability in the Chrome Viz component before version 147.0.7727.101, with no evidence of PoC, exploitation, or available mitigation in the provided text.