CVE-2025-11899CWE-321

CVE-2025-11899

High · published October 17, 2025

CVSS v3.1
8.1
EPSS
1%
Percentile
51.6
In the wild
Unconfirmed
What it is

🚨 A hard-coded cryptographic key is like leaving the front door open with a welcome sign! Any unauthenticated attacker can waltz in as any user with just an ID. 🔥 This vulnerability is akin to a hotel where anyone can borrow a room key just by knowing the room number, without needing to check into the front desk! The attacker exploits a fixed cryptographic key to impersonate any user, bypassing security as easily as swiping a keycard. An attacker could gain unauthorized access to the system, potentially exposing sensitive information or even taking control of user accounts. This could lead to data breaches and unauthorized actions as if a thief had the master key to every room in the building! Absolutely devastating for user trust and security.

Put simply

This vulnerability is akin to a hotel where anyone can borrow a room key just by knowing the room number, without needing to check into the front desk! The attacker exploits a fixed cryptographic key to impersonate any user, bypassing security as easily as swiping a keycard. The flaw in Agentflow allows unauthenticated remote attackers to utilize a hard-coded cryptographic key to generate verification information, enabling them to log in as any user if they know the user ID. This undermines the authentication process significantly.

What to do

An attacker could gain unauthorized access to the system, potentially exposing sensitive information or even taking control of user accounts. This could lead to data breaches and unauthorized actions as if a thief had the master key to every room in the building! Absolutely devastating for user trust and security. Immediately patch Agentflow to the latest version to eliminate the hard-coded key. Ensure that proper authentication mechanisms are in place and consider implementing user-specific verification to strengthen security. Enable logging to monitor any unauthorized access attempts. You’ve got this! By following these steps, you'll fortify your defenses and regain control. 🛡️

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00674 · 51.6th percentile
Weakness
CWE-321 · Use of Hard-coded Cryptographic Key
Published
2025-10-17T08:16Z
References (2)
EPSS history
Timeline
  • 17 OCT 03:44Z
    Flowring Technology|Agentflow - Use of Hard-coded Cryptographic Key
    cvelistv5