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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.356.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Casdoor", "source": "cna", "vendor": "n/a"}, "product": "casdoor", "vendor": "casbin"}], "analysis": {"en": {"generated_at": "2026-04-09T02:22:19.592761+00:00", "value": {"mitigation_remediation": ["Upgrade Casdoor to a patched version that validates redirect_uri correctly."], "summary": {"action": "Immediate Patch", "impact": "Open redirect that can be leveraged for phishing or malicious site redirection"}, "threat_synthesis": {"affected_systems": "Casdoor, specifically version 2.356.0, is affected by this flaw.", "description_and_impact": "An attacker can manipulate the redirect_uri parameter sent to the OAuth Authorization Request Handler in Casdoor 2.356.0, causing the system to redirect users to arbitrary URLs. This open redirect flaw enables phishing campaigns or the delivery of malicious content by making victims trust the origin of the redirect. The vulnerability is not a direct code execution flaw but can subvert user trust and facilitate credential theft or malware delivery.", "risk_and_exploitability": "The CVSS score of 5.3 indicates a medium severity level. The EPSS score of less than 1% suggests low current exploitation likelihood, and the vulnerability is not listed in the CISA KEV catalog. However, because the issue is exploitable remotely through crafted OAuth requests, the risk is present for any deployment still running the vulnerable Casdoor version."}}}}, "created": "2026-04-03T21:16:39.191174+00:00", "updated": "2026-04-09T08:29:17.894954+00:00", "vendors": ["casbin", "casbin$PRODUCT$casdoor"]}