CVE-2021-40721

Adobe Connect Reflected Cross Site Scripting

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Adobe Connect version 11.2.3 (and earlier) is affected by a reflected Cross-Site Scripting (XSS) vulnerability. If an attacker is able to convince a victim to visit a URL referencing a vulnerable page, malicious JavaScript content may be executed within the context of the victim's browser.

La versión 11.2.3 de Adobe Connect (y anteriores) está afectada por una vulnerabilidad de secuencias de comandos en sitios cruzados (XSS) reflejada. Si un atacante es capaz de convencer a una víctima de que visite una URL que haga referencia a una página vulnerable, se puede ejecutar contenido JavaScript malicioso en el contexto del navegador de la víctima

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-09-08 CVE Reserved
2021-10-15 CVE Published
2024-05-18 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://helpx.adobe.com/security/products/connect/apsb21-91.html	2022-02-04

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Adobe Search vendor "Adobe"		Connect Search vendor "Adobe" for product "Connect"				>= 11.0 <= 11.2.3 Search vendor "Adobe" for product "Connect" and version " >= 11.0 <= 11.2.3"		-		Affected