CVE-2025-56527

Plaintext password storage in Kotaemon 0.11.0 in the client's localStorage

High · published November 18, 2025

CVSS v3.1
7.5
EPSS
0%
Percentile
38.6
In the wild
Unconfirmed
What it is

⚡ Storing passwords in plaintext? That's like leaving your front door wide open! Kotaemon 0.11.0 does precisely that in localStorage. 🔥 Think of it as writing your house key on a sticky note and leaving it on your front door. Anyone passing by could just grab it and get in! An attacker could easily access sensitive user credentials stored in plaintext, potentially leading to unauthorized access to accounts or data breaches. This kind of vulnerability can lead to catastrophic consequences, especially if sensitive information is compromised.

Put simply

Think of it as writing your house key on a sticky note and leaving it on your front door. Anyone passing by could just grab it and get in! In Kotaemon 0.11.0, user passwords are stored in localStorage without any encryption, making them easily retrievable by anyone who gains access to the client-side storage.

What to do

An attacker could easily access sensitive user credentials stored in plaintext, potentially leading to unauthorized access to accounts or data breaches. This kind of vulnerability can lead to catastrophic consequences, especially if sensitive information is compromised. To remediate this issue, update to the latest version of Kotaemon that includes secure password storage practices. Additionally, implement measures such as encrypting sensitive data before storing it in localStorage. You've got this! Follow these steps to secure your application and keep those passwords safe! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00456 · 38.6th percentile
Published
2025-11-18T00:00Z
EPSS history
Timeline
  • 18 NOV 00:00Z
    Plaintext password storage in Kotaemon 0.11.0 in the client's localStorage
    cvelistv5