Adobe Acrobat Extension Flaw Let Malicious Sites Read WhatsApp Web Data
Adobe Acrobat Extension Flaw Let Malicious Sites Read WhatsApp Web Data
22 July 2026
Cybersecurity researchers have disclosed details of a now-patched vulnerability chain in the Adobe Acrobat Chrome extension that has over 314 million users, which, if exploited, could facilitate a silent hijack of a user's WhatsApp data.
The shortcoming has been codenamed HermeticReader by Guardio Labs. It's officially tracked as CVE-2026-48294 (CVSS score: 7.4), with the vulnerability