CVE-2026-121217

LOWCVSS 7.5 · HIGH

Signal is active with 1 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 Streaming in Google Chrome prior to 157.0.8103.38 allowed an adjacent attacker to execute arbitrary code inside the sandbox via crafted network traffic. (Chromium security severity: Low)

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0.0/ 10 priority

Sources & remediation

Other references

https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html
https://issues.chromium.org/issues/500600456

Weakness type (CWE)

CWE-416

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

1 mentions across 1 observed day

What's happening

1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Full discourse1 post

VulDB 🛡@vuldb17h
⚠️ A new vulnerability with increased severity was disclosed for Google Chrome (CVE-2026-121217) vuldb.com/vuln/430812 https://t.co/4ON1MPRxlC
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