CVE-2025-66214CWE-502insecure-deserialization

CVE-2025-66214

High · published December 10, 2025

CVSS v3.1
7.0
EPSS
0%
Percentile
24.9
In the wild
Unconfirmed
What it is

⚡ A sneaky route to Remote Code Execution lurks in Ladybug! Before version 3.0-20251107.114628, it lets attackers upload malicious XML files just like a delivery driver accepting unauthorized drops. 📦 Think of it as a restaurant where an unsuspecting chef accepts any recipe without checking the ingredients first. An attacker can send a dish that, while looking harmless, is packed with all sorts of dangerous surprises! This vulnerability allows attackers to craft special XML payloads that, when processed by the Ladybug system, can execute arbitrary code on the server. Imagine an intruder walking right into your kitchen and gaining full control — they could steal data, modify applications, or worse!

Put simply

Think of it as a restaurant where an unsuspecting chef accepts any recipe without checking the ingredients first. An attacker can send a dish that, while looking harmless, is packed with all sorts of dangerous surprises! The flaw exists in the APIs /iaf/ladybug/api/report/{storage} and /iaf/ladybug/api/report/upload, which unfortunately allow the deserialization of user-controlled XML files. This means that when these files are uploaded, the system blindly trusts the data inside to run code as it pleases.

What to do

This vulnerability allows attackers to craft special XML payloads that, when processed by the Ladybug system, can execute arbitrary code on the server. Imagine an intruder walking right into your kitchen and gaining full control — they could steal data, modify applications, or worse! To protect your applications, upgrade to version 3.0-20251107.114628 immediately to patch this gap. Also, consider implementing strict validation on any data being uploaded to your APIs to avoid similar issues in the future. You've got this! With these steps, you can lock down your systems and keep those pesky intruders at bay! 🛡️

The record
Technical detail
CVSS v3.1
7.0 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00330 · 24.9th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2025-12-10T01:15Z
Affected products (1)
ProductVersionsFixed in
wearefrank/ladybug< 3.0-20251107.1146283.0-20251107.114628
References (2)
EPSS history
Timeline
  • 09 DEC 19:37Z
    Ladybug has an XMLDecoder Deserialization Vulnerability (Java RCE)
    cvelistv5