{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-0562", "assignerOrgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "state": "PUBLISHED", "assignerShortName": "@huntr_ai", "dateReserved": "2026-01-01T22:48:39.975Z", "datePublished": "2026-03-29T17:49:44.461Z", "dateUpdated": "2026-03-30T15:34:50.251Z"}, "containers": {"cna": {"title": "Insecure Direct Object Reference (IDOR) in parisneo/lollms", "providerMetadata": {"orgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "shortName": "@huntr_ai", "dateUpdated": "2026-03-29T17:49:44.461Z"}, "descriptions": [{"lang": "en", "value": "A critical security vulnerability in parisneo/lollms versions up to 2.2.0 allows any authenticated user to accept or reject friend requests belonging to other users. The `respond_request()` function in `backend/routers/friends.py` does not implement proper authorization checks, enabling Insecure Direct Object Reference (IDOR) attacks. Specifically, the `/api/friends/requests/{friendship_id}` endpoint fails to verify whether the authenticated user is part of the friendship or the intended recipient of the request. This vulnerability can lead to unauthorized access, privacy violations, and potential social engineering attacks. The issue has been addressed in version 2.2.0."}], "affected": [{"vendor": "parisneo", "product": "parisneo/lollms", "versions": [{"version": "unspecified", "lessThan": "2.2.0", "status": "affected", "versionType": "custom"}]}], "references": [{"url": "https://huntr.com/bounties/6aab01ca-a138-4a1d-bef9-3bce145359bf"}, {"url": "https://github.com/parisneo/lollms/commit/c46297799f8e1e23305373f8350746b905e0e83c"}], "metrics": [{"cvssV3_0": {"version": "3.0", "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "baseScore": 8.3, "baseSeverity": "HIGH"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-863 Incorrect Authorization", "cweId": "CWE-863"}]}], "source": {"advisory": "6aab01ca-a138-4a1d-bef9-3bce145359bf", "discovery": "EXTERNAL"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-30T15:34:27.114666Z", "id": "CVE-2026-0562", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-30T15:34:50.251Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A critical security vulnerability in parisneo/lollms versions up to 2.2.0 allows any authenticated user to accept or reject friend requests belonging to other users. The `respond_request()` function in `backend/routers/friends.py` does not implement proper authorization checks, enabling Insecure Direct Object Reference (IDOR) attacks. Specifically, the `/api/friends/requests/{friendship_id}` endpoint fails to verify whether the authenticated user is part of the friendship or the intended recipient of the request. This vulnerability can lead to unauthorized access, privacy violations, and potential social engineering attacks. The issue has been addressed in version 2.2.0."}], "id": "CVE-2026-0562", "lastModified": "2026-03-30T13:26:07.647", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.5, "source": "security@huntr.dev", "type": "Secondary"}]}, "published": "2026-03-29T18:16:14.460", "references": [{"source": "security@huntr.dev", "url": "https://github.com/parisneo/lollms/commit/c46297799f8e1e23305373f8350746b905e0e83c"}, {"source": "security@huntr.dev", "url": "https://huntr.com/bounties/6aab01ca-a138-4a1d-bef9-3bce145359bf"}], "sourceIdentifier": "security@huntr.dev", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "security@huntr.dev", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.2.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "parisneo/lollms", "source": "cna", "vendor": "parisneo"}, "product": "parisneo/lollms", "vendor": "parisneo"}], "analysis": {"en": {"generated_at": "2026-03-29T20:20:51.916617+00:00", "value": {"mitigation_remediation": ["Apply the official fix by updating to lollms version 2.2.0 or later.", "Confirm that the respond_request endpoint now enforces that the authenticated user is part of the friendship or the request recipient.", "Examine activity logs for unusual friend request operations and consider monitoring for similar unauthorized actions."], "summary": {"action": "Patch Now", "impact": "Unauthorized modification of personal friend requests"}, "threat_synthesis": {"affected_systems": "All installations of parisneo/lollms up to and including version 2.2.0 are vulnerable. The issue was addressed in the 2.2.0 release, so any deployment running 2.2.0 or earlier should apply the update.", "description_and_impact": "The lollms application suffers from an insecure direct object reference that allows any authenticated user to accept or reject friend requests that belong to other users. The backend route handling these requests does not validate that the caller is a participant of the friendship or the intended recipient, enabling direct manipulation of others\u2019 social connections. This flaw can lead to privacy violations, social engineering opportunities, and potential reputational harm. The weakness corresponds to CWE-863.", "risk_and_exploitability": "The vulnerability carries a CVSS score of 8.3, indicating high severity. EPSS data is unavailable, and the issue is not listed in the KEV catalog, yet the high score reflects that an attacker only needs valid credentials to exploit the flaw. An authenticated user can issue a single HTTP request to the vulnerable endpoint, changing the state of a foreign friend request. Consequently, the risk remains elevated, especially in environments where user accounts may be compromised or malicious insiders exist."}}}}, "created": "2026-03-29T20:31:16.522294+00:00", "updated": "2026-03-30T06:58:04.598985+00:00", "vendors": ["parisneo", "parisneo$PRODUCT$parisneo/lollms"]}