CVE-2026-5682

#!/usr/bin/env python3 """ PoC for CVE-2026-5682: Weak Cryptographic Algorithm in Meesho App This script is a conceptual demonstration of an attacker checking for weak encryption in the /api/endpoint response. """ import requests import re def check_weak_encryption(target_url): headers = { 'User-Agent': 'CVE-2026-5682-Scanner' } try: print(f"[*] Targeting: {target_url}") response = requests.get(target_url, headers=headers, timeout=10) # Analyze response headers for weak crypto indicators (e.g., outdated SSL/TLS) print(f"[+] Status Code: {response.status_code}") print(f"[+] Server Header: {response.headers.get('Server', 'Not Found')}") # Check for signs of weak encryption in content (hypothetical pattern) # In a real scenario, this would involve cryptanalysis of the payload. content = response.text if "encrypted" in content.lower() or "cipher" in content.lower(): print("[!] Potential cryptographic implementation found in response.") print("[!] Manual analysis required to verify algorithm strength (e.g., DES, MD5).") else: print("[-] No obvious cryptographic indicators in response body.") except requests.exceptions.RequestException as e: print(f"Error connecting to target: {e}") if __name__ == "__main__": # Replace with actual target endpoint target = "http://target-ip/api/endpoint" check_weak_encryption(target)

{"cve": {"id": "CVE-2026-5682", "sourceIdentifier": "[email protected]", "published": "2026-04-06T20:16:29.193", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in Meesho Online Shopping App up to 27.3 on Android. Affected is an unknown function of the file /api/endpoint of the component com.meesho.supply. Such manipulation leads to risky cryptographic algorithm. The attack may be performed from remote. The attack requires a high level of complexity. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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": 2.9, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "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"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "baseScore": 3.7, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.2, "impactScore": 1.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:H/Au:N/C:P/I:N/A:N", "baseScore": 2.6, "accessVector": "NETWORK", "accessComplexity": "HIGH", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "baseSeverity": "LOW", "exploitabilityScore": 4.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-310"}, {"lang": "en", "value": "CWE-327"}]}], "references": [{"url": "https://github.com/honestcorrupt/MEESHO-CVE", "source": "[email protected]"}, {"url": "https://vuldb.com/submit/792717", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/355509", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/355509/cti", "source": "[email protected]"}]}}