CVE-2026-126872: Incorrect authorization in FileSystem
Incorrect authorization in FileSystem in Google Chrome prior to 157.0.8103.78 allowed a remote attacker leveraging social engineering to execute arbitrary code outside 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-2026-126874
- 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-2026-126877
- 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
What versions should be prioritized for update?
Google Chrome versions prior to 157.0.8103.78 are affected. Update Chrome to 157.0.8103.78 or later.
What does an attacker need to exploit this issue?
The attacker needs to persuade a user to interact with a crafted HTML page. The issue is remotely exploitable through that social-engineering scenario.
What is the potential impact of successful exploitation?
A successful attack can execute arbitrary code outside of Chrome's sandbox.