{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/18534?format=json","vulnerability_id":"VCID-hwq5-wv4v-8fbh","summary":"Improper Check for Unusual or Exceptional Conditions\nDenial-of-service in NodeBB <= v2.8.10 allows unauthenticated attackers to trigger a crash, when invoking `eventName.startsWith()` or `eventName.toString()`, while processing Socket.IO messages via crafted Socket.IO messages containing array or object type for the event name respectively.","aliases":[{"alias":"CVE-2023-30591"}],"fixed_packages":[],"affected_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/65967?format=json","purl":"pkg:npm/nodebb@2.8.10","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-hwq5-wv4v-8fbh"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/nodebb@2.8.10"}],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2023-30591","reference_id":"","reference_type":"","scores":[{"value":"0.01828","scoring_system":"epss","scoring_elements":"0.83221","published_at":"2026-05-30T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-30591"},{"reference_url":"https://github.com/NodeBB/NodeBB/commit/37b48b82a4bc7680c6e4c42647209010cb239c2c","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/NodeBB/NodeBB/commit/37b48b82a4bc7680c6e4c42647209010cb239c2c"},{"reference_url":"https://github.com/NodeBB/NodeBB/commit/4d2d76897a02e7068ab74c81d17a2febfae8bfb9","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/NodeBB/NodeBB/commit/4d2d76897a02e7068ab74c81d17a2febfae8bfb9"},{"reference_url":"https://github.com/NodeBB/NodeBB/commit/830f142b7aea2e597294a84d52c05aab3a3539ca","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/NodeBB/NodeBB/commit/830f142b7aea2e597294a84d52c05aab3a3539ca"},{"reference_url":"https://starlabs.sg/advisories/23/23-30591/","reference_id":"","reference_type":"","scores":[],"url":"https://starlabs.sg/advisories/23/23-30591/"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30591","reference_id":"CVE-2023-30591","reference_type":"","scores":[],"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-30591"}],"weaknesses":[{"cwe_id":1035,"name":"OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."},{"cwe_id":754,"name":"Improper Check for Unusual or Exceptional Conditions","description":"The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product."},{"cwe_id":937,"name":"OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."}],"exploits":[],"severity_range_score":null,"exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-hwq5-wv4v-8fbh"}