Bleeping Computer
7.4 — HIGH
Adobe Chrome extension flaw let sites access private WhatsApp chats
The Adobe Acrobat extension for Chrome could be used to access conversations and data rendered in WhatsApp Web without any form of authentication. [...]
🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview
A vulnerability in the Adobe Acrobat Chrome extension (CVE-2026-48294) allows attackers to access private WhatsApp chats without authentication, exploiting a chain of vulnerabilities that enable arbitrary write access to the extension's storage.
⚙️Technical Details
Affected Systems
Adobe Acrobat Chrome extensions (versions 26.5.2.1 and below)
Attack Vectors
UXSS-class cross-origin data disclosure vulnerability via user interaction
💥Impact Assessment
Severity: High
Who Is at Risk
Users of Adobe Acrobat Chrome extensions, particularly those with WhatsApp Web integration
🛡️Recommended Actions
1Update Adobe Acrobat extension to version 26.5.2.3
2Disable WhatsApp Web integration in the Adobe Acrobat extension
3Monitor for suspicious activity and report any potential attacks
📦Affected Products
Adobe AcrobatAdobe Acrobat Chrome extensions
🔐NVD Verified DataVERIFIED
CVE-2026-48294 ↗CVSS 7.4 — HIGH
Attack Vector
NETWORK
Complexity
LOW
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:NWeaknesses
CWE-79
Affected Products (CPE)
Adobe Acrobat
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