Cryptographic Flaw in PDFium in Google Chrome prior to 147.0.7727.55 allowed an attacker to read potentially sensitive information from encrypted PDFs via a brute-force attack. (Chromium security severity: Medium)
https://issues.chromium.org/issues/486906037
https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html