Vulnerability intelligence
CVE-2026-48294
Adobe Acrobat PDF Extension (Chrome) versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.
CVSS Score
7.4
High
EPSS — Exploit Probability
1.9%
Riskier than 78% of all CVEs · checked 2026-09-05
Exploitation
Not in CISA KEV
KEV does not include every exploited vulnerability
Remediation
unknown
Check vendor advisories
3 articles across 3 outlets · first covered Jul 22, 2026 · latest Jul 23, 2026
Coverage timeline
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Adobe Acrobat flaw (CVE-2026-48294) leaks WhatsApp Web chatswww.malwarebytes.com · Jul 23, 2026
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Adobe Acrobat Chrome extension bug enabled silent WhatsApp data theftsecurityaffairs.com · Jul 22, 2026
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HermeticReader Flaw in Adobe Extension Leaks WhatsApp Datawww.securityweek.com · Jul 22, 2026