Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2026-48294

Severity CVSS v4.0:
Pending analysis
Type:
CWE-79 Cross-Site Scripting (XSS)
Publication date:
17/06/2026
Last modified:
29/06/2026

Description

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.40 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x
7.40
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:adobe:acrobat:*:*:*:*:*:chrome:*:* 26.5.2.2 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools