Adobe Security Bulletin

Security update available for Adobe Connect  | APSB25-61

Bulletin ID

Date Published

Priority

APSB25-61

July 8, 2025

3

Summary

Adobe has released a security update for Adobe Connect. This update resolves critical vulnerabilities. Successful exploitation could lead to arbitrary code execution.

Adobe is not aware of any exploits in the wild for any of the issues addressed in these updates.

Affected Product Versions

Product

Version

Platform

Adobe Connect

12.8  and earlier versions            

All

Solution

Adobe categorizes these updates with the following  priority ratings and recommends users update their installation to the latest version.

Product

Version

Platform

Priority

Availability

Adobe Connect

12.9

All

3

Vulnerability Details

Vulnerability Category

Vulnerability Impact

Severity

CVSS base score 

CVE Number

Deserialization of Untrusted Data (CWE-502)

Arbitrary code execution

Critical

9.3

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

CVE-2025-27203

Cross-site Scripting (DOM-based XSS) (CWE-79)

Arbitrary code execution

Critical

9.3

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVE-2025-30311

Acknowledgments:

Acknowledgments

Adobe would like to thank the following researchers for reporting these issue and for working with Adobe to help protect our customers:   

  • a_l -- CVE-2025-27203, CVE-2025-30311

NOTE: Adobe has a public bug bounty program with HackerOne. If you are interested in working with Adobe as an external security researcher, please check out https://hackerone.com/adobe


For more information, visit https://helpx.adobe.com/security.html, or email PSIRT@adobe.com.

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