Appian Enterprise BPM 25.3 AC flaw - unauthorized access
CVE-2025-50434 Published on August 19, 2025

A security issue has been identified in Appian Enterprise Business Process Management version 25.3. The vulnerability is related to incorrect access control, which under certain conditions could allow unauthorized access to information.

NVD

Vulnerability Analysis

CVE-2025-50434 is exploitable with network access, and does not require authorization privileges or user interaction. 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, a small impact on integrity and availability.

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

Weakness Type

What is an Authorization Vulnerability?

The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CVE-2025-50434 has been classified to as an Authorization vulnerability or weakness.


Exploit Probability

EPSS
0.07%
Percentile
21.34%

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.