DOM-Based XSS in Adobe Connect Allows Malicious Script Execution

Publication date: 2026-04-14

Last updated on: 2026-04-28

Assigner: Adobe Systems Incorporated

Description

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a DOM-based Cross-Site Scripting (XSS) vulnerability. An attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or 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 Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-04-14

Last Modified

2026-04-28

Generated

2026-07-06

AI Q&A

2026-04-14

EPSS Evaluated

2026-07-05

NVD

CVE-2026-27246

EUVD

EUVD-2026-22663

Affected Vendors & Products

Vendor	Product	Version / Range
adobe	connect	to 12.11 (exc)
adobe	connect_desktop_application	to 2025.3 (inc)
adobe	connect_desktop_application	to 2025.9.15 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability is a DOM-based Cross-Site Scripting (XSS) issue affecting Adobe Connect versions 2025.3, 12.10, and earlier. An attacker can manipulate the Document Object Model (DOM) environment to execute malicious JavaScript code within the victim's browser. Exploitation requires the victim to interact by visiting a specially crafted webpage.

Impact Analysis

Exploitation of this vulnerability can lead to the execution of malicious scripts in the context of the victim's browser, potentially allowing attackers to steal sensitive information, hijack user sessions, or perform actions on behalf of the user. The vulnerability has a high severity score (CVSS 9.3) indicating significant impact on confidentiality and integrity.

Hi! I’m here to help you understand CVE-2026-27246. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70