Live › vulnerability › CVE-2026-121138
Google Chrome before 157.0.8103.38 has an observable discrepancy in its CORS handling. A remote attacker who gets a victim to open a crafted HTML page can obtain cross-origin data.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-11-03 21:19 UTC. All times on this page are UTC.
Anyone running Google Chrome before 157.0.8103.38 who visits a page an attacker controls. Chromium-based browsers that have not picked up the fix are also exposed. Systems that do not use Chrome are not affected.
No product ranges from the sources yet.
157.0.8103.38 or later157.0.8103.38Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Observable discrepancy in CORS in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. (Chromium security severity: Low)
This page as .md · .json · in your agent: get_signal("CVE-2026-121138")
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.