IBM Application Gateway 23.1025.09 XSS via Authenticated User Web UI Injection
CVE-2025-36396 Published on January 20, 2026

Security vulnerabilities have been found in IBM Application Gateway
IBM Application Gateway 23.10 through 25.09 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2025-36396 is exploitable with network access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
REQUIRED
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
NONE

Weakness Type

What is a XSS Vulnerability?

The software 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.

CVE-2025-36396 has been classified to as a XSS vulnerability or weakness.


Products Associated with CVE-2025-36396

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Affected Versions

IBM Application Gateway:

Exploit Probability

EPSS
0.03%
Percentile
7.53%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.