CVE-2025-49553CWE-79cross-site-scripting

CVE-2025-49553

Critical · published October 15, 2025

CVSS v3.1
9.3
EPSS
1%
Percentile
44.3
In the wild
Unconfirmed
What it is

🚨 A crafted web page is all it takes for an attacker to execute malicious scripts in Adobe Connect! Think of this vulnerability as a sneaky waiter at a restaurant who slips a note to your table while you're distracted. Once you read it, they can start changing your order behind the scenes — and you won't even know it! If exploited, this XSS vulnerability could lead to session takeover, giving attackers the keys to your data kingdom! Imagine someone hijacking your account and accessing confidential information without you ever realizing it — absolutely devastating.

Put simply

Think of this vulnerability as a sneaky waiter at a restaurant who slips a note to your table while you're distracted. Once you read it, they can start changing your order behind the scenes — and you won't even know it! This DOM-based Cross-Site Scripting (XSS) vulnerability in Adobe Connect versions 12.9 and earlier allows attackers to inject scripts into a victim's browser through a specially crafted webpage, requiring user interaction to trigger it.

What to do

If exploited, this XSS vulnerability could lead to session takeover, giving attackers the keys to your data kingdom! Imagine someone hijacking your account and accessing confidential information without you ever realizing it — absolutely devastating. Immediately update Adobe Connect to version 12.10 or later to patch this vulnerability. Additionally, educate users about the dangers of clicking on untrusted links. Regularly review browser security settings to enhance protection against such attacks. You've got this! Stay proactive, patch that software, and keep your data safe! 🛡️

The record
Technical detail
CVSS v3.1
9.3 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00534 · 44.3th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2025-10-15T02:15Z
Affected products (1)
ProductVersionsFixed in
adobe/connect< 12.1012.10
References (1)
EPSS history
Timeline
  • 14 OCT 21:53Z
    Adobe Connect | Cross-site Scripting (DOM-based XSS) (CWE-79)
    cvelistv5