CVE-2026-21229CWE-20

CVE-2026-21229

High · published February 10, 2026

CVSS v3.1
8.0
EPSS
1%
Percentile
61.4
In the wild
Unconfirmed
What it is

⚡ An authorized attacker could exploit improper input validation in Power BI to execute code remotely — think of it as a trusted guest sneaking into the kitchen and playing chef with your recipes! 🍽️🔥 Imagine a restaurant where diners can influence the chef's decisions without any checks in place. This vulnerability lets attackers, who already have access, manipulate data inputs like guests suggesting their 'special orders' with no oversight, risking a disastrous menu. 🎭 With this vulnerability, an attacker could run arbitrary code across your network, potentially compromising sensitive data or crashing crucial systems. It's like inviting someone into your house who then starts rearranging your furniture — chaos could ensue, and your security could be left in shambles!

Put simply

Imagine a restaurant where diners can influence the chef's decisions without any checks in place. This vulnerability lets attackers, who already have access, manipulate data inputs like guests suggesting their 'special orders' with no oversight, risking a disastrous menu. 🎭 This flaw arises from Power BI's failure to validate inputs correctly, allowing attackers with valid credentials to inject malicious code into the application over a network connection.

What to do

With this vulnerability, an attacker could run arbitrary code across your network, potentially compromising sensitive data or crashing crucial systems. It's like inviting someone into your house who then starts rearranging your furniture — chaos could ensue, and your security could be left in shambles! To bolster your defenses, patch Power BI to the latest version as soon as it's available. Review user permissions to ensure only necessary access is granted and consider implementing additional input validation measures. 🛡️ You've got this! By addressing this vulnerability, you’re taking a solid step towards fortifying your defenses. 💪✨

The record
Technical detail
CVSS v3.1
8.0 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00964 · 61.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-02-10T23:16Z
Affected products (1)
ProductVersionsFixed in
microsoft/power_bi_report_server< 15.0.1120.11315.0.1120.113
References (1)
EPSS history
Timeline
  • 10 FEB 17:51Z
    Power BI Remote Code Execution Vulnerability
    cvelistv5