CVE-2025-59359CWE-78

OS command injection in Chaos Mesh via the cleanTcs mutation

Critical · published September 15, 2025

CVSS v3.1
9.8
EPSS
3%
Percentile
87.0
In the wild
Unconfirmed
What it is

🚨 A sneaky OS command injection in the cleanTcs mutation of Chaos Controller Manager could let attackers remotely execute code in your cluster — and they don’t even need to log in! 🔥 Think of it like leaving a backdoor unlocked in a high-security building; anyone with the right knowledge could stroll in and take control without anyone noticing! Just one tiny oversight can lead to absolute chaos. With this vulnerability, an unauthenticated attacker could execute any command on the cluster, potentially allowing them to read sensitive data, alter configurations, or even take full control of your systems. The consequences could be absolutely devastating, resulting in data breaches or system outages that could cripple operations.

Put simply

Think of it like leaving a backdoor unlocked in a high-security building; anyone with the right knowledge could stroll in and take control without anyone noticing! Just one tiny oversight can lead to absolute chaos. The cleanTcs mutation in Chaos Controller Manager is vulnerable to OS command injection, allowing attackers to run arbitrary commands within the cluster context. This vulnerability is compounded by another related issue (CVE-2025-59358), which enables remote code execution without authentication.

What to do

With this vulnerability, an unauthenticated attacker could execute any command on the cluster, potentially allowing them to read sensitive data, alter configurations, or even take full control of your systems. The consequences could be absolutely devastating, resulting in data breaches or system outages that could cripple operations. Immediate action is critical here! Update the Chaos Controller Manager to the patched version as soon as it’s available, and audit your clusters for any signs of unusual activity. Strengthen your access controls to limit potential exploitation until a fix is implemented. You've got this! Patch up and you'll be protecting your systems like the superhero you are! 🦸‍♂️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02926 · 87.0th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2025-09-15T11:40Z
EPSS history
Timeline
  • 15 SEP 11:40Z
    OS command injection in Chaos Mesh via the cleanTcs mutation
    cvelistv5