CVE-2021-21085 Adobe Connect CSV injection via export feature could lead to code execution
Attackers can inject malicious payloads into online event forms, leading to code execution when victims export and open the data locally.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-21085?
CVE-2021-21085 is a high-severity code injection vulnerability in Adobe Connect, published on 12 Mar 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Adobe Connect version 11.0.7 (and earlier) is affected by an Input Validation vulnerability in the export feature. An attacker could exploit this vulnerability by injecting a payload into an online event form and achieve code execution if the victim exports and opens the data on their local machine.
Weakness: CWE-20
Which versions are affected by CVE-2021-21085?
It affects 1 product.
Products include Adobe Connect.
How do I fix CVE-2021-21085?
No fix has been published for CVE-2021-21085 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2021-21085 being exploited?
There is no known exploitation of CVE-2021-21085 in the wild and no public exploit code.
Other vulnerabilities in Adobe Connect
- CVE-2017-11291 Server-side request forgery in Adobe Connect 9.6.2 and earlier versions
- CVE-2026-75682 Adobe Connect | Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') (CWE-89)
- CVE-2023-4661 SQLi in Saphira Connect
- CVE-2023-4662 RCE in Saphira Connect
- CVE-2021-40719 Adobe Connect Deserialization of Untrusted Data Remote Code Execution
Sources
Also known as GHSA-qc96-38mv-g6cc.