CVE-2026-5383 json
runZero Explorer missing authorization check
published 2026-04-07 7 mo ago modified 2026-10-26 13 d ago also EUVD-2026-19701
- cvss
- 4.4
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 7%
- public exploits
- 0
- none known
Summary
An issue that could allow access to Explorer groups from outside of the 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:N/I:L/A:L (4.4 Medium). This issue was fixed in version 4.0.260208.0 of the runZero Explorer.
Patch / fix
- runZero Explorer 4.0.260208.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 7 mo ago
Exploit prediction
0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.4 | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L |
Affected products
- runZero Explorer
Classification
- Weakness
-
- CWE-863 Incorrect Authorization
References
-
runzero.com
/advisories/runzero-explorer-cve-2026-5383/
vendor-advisory
-
help.runzero.com
/docs/release-notes/#402602080
release-notes
Sources
- CVE List CVE-2026-5383
- NVD CVE-2026-5383
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