{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-54461", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-15T15:30:40.318Z", "datePublished": "2026-09-24T17:37:59.280Z", "dateUpdated": "2026-09-24T17:37:59.280Z"}, "containers": {"cna": {"title": "Habitica: Regex Injection / ReDoS in Member Search", "problemTypes": [{"descriptions": [{"cweId": "CWE-1333", "lang": "en", "description": "CWE-1333: Inefficient Regular Expression Complexity", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/HabitRPG/habitica/security/advisories/GHSA-x772-22c9-gq58", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/HabitRPG/habitica/security/advisories/GHSA-x772-22c9-gq58"}, {"name": "https://github.com/HabitRPG/habitica/commit/7b7dc255dff1564935675399ff168e8a91b8afca", "tags": ["x_refsource_MISC"], "url": "https://github.com/HabitRPG/habitica/commit/7b7dc255dff1564935675399ff168e8a91b8afca"}, {"name": "https://github.com/HabitRPG/habitica/releases/tag/v5.48.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/HabitRPG/habitica/releases/tag/v5.48.2"}], "affected": [{"vendor": "HabitRPG", "product": "habitica", "versions": [{"version": ">= 4.172.1, < 5.48.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-24T17:37:59.280Z"}, "descriptions": [{"lang": "en", "value": "Habitica is a habit tracker application that treats goals like a role-playing game. From 4.172.1 until 5.48.2, a query parameter on Habitica's /api/v3/groups/:groupId/members route is not sanitized before being interpreted as a regular expression. An authenticated caller can supply a computationally expensive regular expression that degrades application performance or halts Node.js processes. This issue is fixed in version 5.48.2."}], "source": {"advisory": "GHSA-x772-22c9-gq58", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "habitica", "vendor": "HabitRPG", "versions": [{"status": "affected", "version": ">= 4.172.1, < 5.48.2"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Habitica is a habit tracker application that treats goals like a role-playing game. From 4.172.1 until 5.48.2, a query parameter on Habitica's /api/v3/groups/:groupId/members route is not sanitized before being interpreted as a regular expression. An authenticated caller can supply a computationally expensive regular expression that degrades application performance or halts Node.js processes. This issue is fixed in version 5.48.2."}], "id": "CVE-2026-54461", "lastModified": "2026-09-24T18:17:13.820", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-09-24T18:17:13.820", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/HabitRPG/habitica/commit/7b7dc255dff1564935675399ff168e8a91b8afca"}, {"source": "security-advisories@github.com", "url": "https://github.com/HabitRPG/habitica/releases/tag/v5.48.2"}, {"source": "security-advisories@github.com", "url": "https://github.com/HabitRPG/habitica/security/advisories/GHSA-x772-22c9-gq58"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1333"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.172.1,5.48.2)"}}], "enrichment": {"confidence": 82.0, "confidence_source": "matching", "scores": [{"score": 82.0, "source": "matching"}]}, "original": {"product": "habitica", "source": "cna", "vendor": "HabitRPG"}, "product": "habitica", "vendor": "habitica"}], "created": "2026-09-25T06:30:06.355868+00:00", "updated": "2026-09-25T14:16:32.240643+00:00", "vendors": ["habitica", "habitica$PRODUCT$habitica"]}