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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.0.0,1.0.5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.1.0,1.1.4)"}}], "enrichment": {"confidence": 90.0, "confidence_source": "matching", "scores": [{"score": 90.0, "source": "matching"}]}, "original": {"product": "Spring AI", "source": "cna", "vendor": "Spring"}, "product": "spring", "vendor": "spring"}], "analysis": {"en": {"generated_at": "2026-03-27T21:20:26.285653+00:00", "value": {"mitigation_remediation": ["Upgrade Spring AI spring\u2011ai\u2011bedrock\u2011converse to version 1.0.5 or later, or to 1.1.4 or later if on the 1.1.x line.", "If an upgrade cannot be performed immediately, enforce strict validation of media URLs, whitelisting only trusted external domains and blocking internal IP ranges.", "Enable detailed logging of outbound HTTP requests to detect any unauthorized or unexpected fetches.", "Consider network segmentation or firewall rules that prevent the server from reaching sensitive internal resources until the vulnerability is resolved."], "summary": {"action": "Immediate Patch", "impact": "Server\u2011Side Request Forgery"}, "threat_synthesis": {"affected_systems": "Spring AI\u2019s spring\u2011ai\u2011bedrock\u2011converse package, versions 1.0.0 through 1.0.4 and 1.1.0 through 1.1.3, is affected. The issue remains in all releases prior to 1.0.5 and 1.1.4.", "description_and_impact": "This vulnerability allows an attacker to supply a malicious media URL in a multimodal message, causing the BedrockProxyChatModel to fetch that URL without proper validation. The resulting server\u2011side request can target internal or external resources, potentially exposing sensitive data or providing a pivot to internal services. The flaw does not directly grant code execution but enables unauthorized network access and data exfiltration.", "risk_and_exploitability": "The CVSS score of 8.6 marks it as high severity, and the EPSS score is below 1%, indicating low current exploitation probability. The vulnerability is not listed in the KEV catalog, suggesting no publicly confirmed exploits. However, the attack vector\u2014sending a crafted multimodal message\u2014is straightforward for any actor with message\u2011sending access, making the risk significant for exposed deployments."}}}}, "created": "2026-03-27T09:22:10.286971+00:00", "updated": "2026-03-30T07:59:52.122817+00:00", "vendors": ["spring", "spring$PRODUCT$spring"], "weaknesses": ["CWE-918"]}