Buffer overflow in PDFium in Google Chrome on on Windows prior to 153.0.8010.52 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code inside the sandbox via a crafted PDF file. (Chromium security severity: High)
https://issues.chromium.org/issues/556853443
https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0194356994.html