CVE-2026-126874: Type confusion in V8
Type confusion in V8 in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 157.0.8103.78
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-126885
- CVE-2026-126895
- CVE-2026-126879
- CVE-2026-126846
- CVE-2026-126911
- CVE-2026-126864
- CVE-2026-126889
- CVE-2026-126859
- CVE-2026-126886
- CVE-2026-126887
- CVE-2026-126870
- CVE-2026-126912
- CVE-2026-126919
- CVE-2026-126878
- CVE-2026-126909
- CVE-2026-126847
- CVE-2026-126853
- CVE-2026-126865
- CVE-2026-126916
- CVE-2026-126903
- CVE-2026-126910
- CVE-2026-126842
- CVE-2026-126898
- CVE-2026-126871
- CVE-2026-126875
- CVE-2026-126862
- CVE-2026-126900
- CVE-2026-126904
- CVE-2026-126907
- CVE-2026-126851
- CVE-2026-126845
- CVE-2026-126881
- CVE-2026-126867
- CVE-2026-126863
- CVE-2026-126896
- CVE-2026-126869
- CVE-2026-126858
- CVE-2026-126891
- CVE-2026-126876
- CVE-2026-126918
- CVE-2026-126866
- CVE-2026-126844
- CVE-2026-126884
- CVE-2026-126894
- CVE-2026-126861
- CVE-2026-126917
- CVE-2026-126856
- CVE-2026-126905
- CVE-2026-126873
- CVE-2026-126922
- CVE-2026-126914
- CVE-2026-126880
- CVE-2026-126872
- CVE-2026-126877
- CVE-2026-126888
- CVE-2026-126843
- CVE-2026-126854
- CVE-2026-126892
- CVE-2026-126897
- CVE-2026-126857
- CVE-2026-126883
- CVE-2026-126840
- CVE-2026-126848
- CVE-2026-126882
- CVE-2026-126906
- CVE-2026-126915
- CVE-2026-126893
- CVE-2026-126855
- CVE-2026-126908
- CVE-2026-126849
- CVE-2026-126901
- CVE-2026-126852
- CVE-2026-126850
- CVE-2026-126841
- CVE-2026-126902
- CVE-2026-126868
- CVE-2026-126921
- CVE-2026-126913
- CVE-2026-126890
- CVE-2026-126860
- CVE-2026-126920
- CVE-2026-126899
Frequently Asked Questions
Who is exposed to this issue?
Users of Google Chrome versions earlier than 157.0.8103.78 are exposed when Chrome processes a crafted HTML page.
What does an attacker need to exploit it?
The attacker needs to induce the target to load a crafted HTML page. The described impact is arbitrary code execution inside the Chrome sandbox.
Does this vulnerability allow code execution outside the browser sandbox?
The available information describes code execution inside the sandbox only. It does not state that sandbox escape or host-level code execution is possible.