CVE-2026-34617

Received Received - Intake

Cross-Site Scripting in Adobe Connect Enables Privilege Escalation

Publication date: 2026-04-14

Last updated on: 2026-04-22

Assigner: Adobe Systems Incorporated

Description

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Cross-Site Scripting (XSS) vulnerability that could result in privilege escalation. A low-privileged 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

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Meta Information

Published

2026-04-14

Last Modified

2026-04-22

Generated

2026-07-06

AI Q&A

2026-04-14

EPSS Evaluated

2026-07-05

NVD

CVE-2026-34617

EUVD

EUVD-2026-22673

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

Compliance Impact

The vulnerability is a Cross-Site Scripting (XSS) issue that could lead to privilege escalation by allowing a low-privileged attacker to inject malicious scripts. This could potentially result in unauthorized access or control over user accounts or sessions.

Such unauthorized access or control could lead to exposure or compromise of sensitive personal or protected health information, which may impact compliance with regulations like GDPR or HIPAA that require protection of such data.

However, specific impacts on compliance or mitigation measures are not detailed in the provided information.

Executive Summary

This vulnerability is a Cross-Site Scripting (XSS) issue found in Adobe Connect versions 2025.3, 12.10 and earlier. It allows a low-privileged attacker to inject malicious scripts into a web page. For the attack to succeed, a victim must interact with a maliciously crafted URL or compromised web page. Exploiting this vulnerability can lead to privilege escalation, meaning the attacker could gain elevated access or control over the victim's account or session.

Impact Analysis

The impact of this vulnerability includes the potential for an attacker to escalate their privileges by injecting malicious scripts. This could result in unauthorized access or control over a victim's account or session within Adobe Connect. Since the attacker needs the victim to interact with a malicious URL or page, social engineering or phishing techniques might be used to exploit this vulnerability.

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