CVE-2026-12018Patch(google / chrome)

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch google chrome systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Inappropriate implementation in Mojo in Google Chrome on Windows prior to 149.0.7827.115 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: High)

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1.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html

Other references

https://issues.chromium.org/issues/516808201

Weakness type (CWE)

CWE-269

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

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

chrome
windows

Threat summary

Patch or workaround signal is available
1 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
1 total mentions across 1 day

Affected systems

Vendors

google microsoft

Products

chromewindows

1 version affected across 2 products

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Patch

1100.0%

Referenced assets1 URL

By indicator

https://windowsforum.com/threads/cve-2026-12018-mojo-flaw-patch-chrome-for-windows-to-prevent-os-privilege-escalation.426462/?utm_source=x&utm_medium=social&utm_campaign=news_node84

Full discourse1 post

WindowsForum@windowsforum94d
Patch
🪟 Another Chrome sandbox “wall” with hinges—CVE-2026-12018 is your reminder: on Windows, browser bugs = OS privilege party crashes. Patch ASAP, then harden. #Windows #Microsoft #Chrome #Security https://windowsforum.com/threads/cve-2026-12018-mojo-flaw-patch-chrome-for-windows-to-prevent-os-privilege-escalation.426462/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #EndpointHardening #ChromeWindowsSecurity #Cve202612018 https://t.co/2ts21b3ctw
Post summary
The tweet emphasizes CVE-2026-12018 and instructs users to patch Chrome on Windows to mitigate potential OS privilege escalation, linking to a forum thread likely containing the fix.
0000037
1.2K followersView on X

CPE platform detail2 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

2 of 2 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	google	chrome	-	-	-
OS	microsoft	windows	-	-	-

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