CVE-2026-5379CWE-863

runZero Platform MCP certification information leak

Low · published April 7, 2026

CVSS v3.1
3.0
EPSS
0%
Percentile
6.9
In the wild
Unconfirmed
What it is

An issue that allowed MCP agents to access certificate information from outside of their authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N (3.0 Low). This issue was fixed in version 4.0.260203.0 of the runZero Platform.

The record
Technical detail
CVSS v3.1
3.0 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00177 · 6.9th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-04-07T14:11Z
EPSS history
Timeline
  • 07 APR 14:11Z
    runZero Platform MCP certification information leak
    cvelistv5