{"id":"CVE-2026-42157","summary":"Flowsint: Stored XSS on map node marker in map page","details":"Flowsint is an open-source OSINT graph exploration tool designed for cybersecurity investigation, transparency, and verification. Prior to 1.2.3, a remote attacker can create a map node with a malicious label that contains arbitrary HTML. When the map tab is selected and a map node marker is selected, it will render the arbitrary HTML, potentially triggering stored XSS. This vulnerability is fixed in 1.2.3.","aliases":["GHSA-gj93-2vcq-729w"],"modified":"2026-07-08T08:13:14.115423489Z","published":"2026-05-12T22:58:26.279Z","database_specific":{"cwe_ids":["CWE-79"],"cna_assigner":"GitHub_M","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42157.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42157.json"},{"type":"ADVISORY","url":"https://github.com/reconurge/flowsint/security/advisories/GHSA-gj93-2vcq-729w"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42157"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/reconurge/flowsint","events":[{"introduced":"0"},{"fixed":"7d33b813def003469a99a9e29ce910bc4a6850a4"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.2.3"}],"source":"AFFECTED_FIELD"}}],"versions":["v1.2.2","v1.2.1","v1.2.0","v1.1.0","v1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42157.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"}]}