Description
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)
Affected products
google: chrome; apple: macos; linux: linux kernel; microsoft: windows
References2
- chromereleases.googleblog.com/2026/04/stable-channel-update-for… Release NotesVendor Advisory
- issues.chromium.org/issues/486906037 Issue TrackingPermissions Required
Metrics
- CVSS 3.1
-
4.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - EPSS — exploit probability
- 0% percentile: 1 · as of 12 November 2026
- CWE
- CWE-326
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.