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2834 articles · 104894 vulns · 36/41 feeds (7d)
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3.0
CVE-2026-5379PATCHED
runzero · platform

runZero Platform MCP certification information leak

Description

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.

Affected Products

VendorProductVersions
runzeroplatform0, 2.x, 3.0

References

  • https://help.runzero.com/docs/release-notes/#402602030(release-notes)
  • https://www.runzero.com/advisories/runzero-platform-mcp-cert-infoleak-cve-2026-5379/(vendor-advisory)

Related News (1 articles)

Tier C
VulDB2h ago
CVE-2026-5379 | runZero Platform up to 2.x/3.0 Organization authorization
→ No new info (linked only)
CVSS 3.13.0 MEDIUM
VectorCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
CISA KEV❌ No
Actively exploited❌ No
Patch available
4.0.260203.0
CWECWE-863
PublishedApr 7, 2026
Last enriched2h agov2
Trending Score23
Source articles1
Independent1
Info Completeness9/14
Missing: epss, kev, exploit, iocs, mitre_attack

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Related CVEs (5)

HIGHCVE-2026-5380
runZero Platform cleartext secret exposure
Trending: 27
HIGHCVE-2026-5383
runZero Explorer missing authorization check
Trending: 27
HIGHCVE-2026-5378
runZero Platform user creation leak
Trending: 27
HIGHCVE-2026-5376
runZero Platform session timeout failure
Trending: 27
MEDIUMCVE-2026-5384
runZero Platform incorrect credential scope
Trending: 23

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Apr 7, 2026
Discovered by ZDM
Apr 7, 2026
Patch Available
Apr 7, 2026
Updated: affectedVersions, severity
Apr 7, 2026

Version History

v2
Last enriched 2h ago
v2Tier C2h ago

Updated affected versions to include 2.x and 3.0, changed severity to MEDIUM, and noted no exploit available.

affectedVersionsseverity
via VulDB
v13h ago

Initial creation