SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-5889

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.

MEDIUM 4.3EPSS 0.10%

Does this matter?

Lower severity and a low EPSS score (0.10%). Track it; it rarely justifies an emergency change on its own.

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)

CVSS 3.1
4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS
0.10% probability · 1th percentile
CISA KEV
Not listed
Weakness
CWE-326
Affected
google/chrome
Source
chrome-cve-admin@google.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.