CVE-2026-5378: runZero Platform · Incorrect Authorization
Affects runZero PlatformSource CVE Database V5
Not known to be exploited · CVSS 5.8 Medium : upgrade to 4.0.260203.0 when convenient.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 8% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.0.260203.0
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 7 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade runZero Platform to 4.0.260203.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| runZeroPlatform | Affected
| Fixed in
|
AI-suggested
Upgrade the runZero Platform to version 4.0.260203.0 or later, where this authorization issue has been fixed. Since the platform is not cloud-hosted and no official remediation level is specified beyond the fix version, applying this update is the recommended mitigation. Patch status is confirmed by the vendor stating the issue is resolved in the specified version.
Description
CVE-2026-5378 is an incorrect authorization vulnerability in the runZero Platform that allowed administrators to create and update users outside their authorized organization scope. This issue, classified as CWE-863, was resolved in version 4.0.260203.0 of the platform. The vulnerability has a CVSS 3.1 base score of 5.8 (medium severity) and involves a scenario where an attacker with high privileges could impact the integrity of user management across organizational boundaries. No known exploits are reported in the wild, and the platform is not a cloud service.