{"id":"CVE-2026-45323","state":"PUBLISHED","title":"MeshCore Card: XSS vulnerability through meshcore node name","description":"MeshCore Card provides MeshCore Lovelace card for Home Assistant. Prior to 0.3.3, Meshcore node names are rendered without HTML escaping in meshcore-card, allowing any node within direct or indirect (repeated) radio range to execute arbitrary javascript in the Home Assistant frontend of anyone viewing the card. This vulnerability is fixed in 0.3.3.","publishedAt":"2026-05-28T16:54:32.847Z","updatedAt":"2026-05-29T15:30:28.175Z","severity":{"score":9.6,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["jpettitt meshcore-card"],"affected":[{"vendor":"jpettitt","product":"meshcore-card","versions":[{"version":"< 0.3.3","status":"affected"}]}],"references":["https://github.com/jpettitt/meshcore-card/security/advisories/GHSA-5vrg-xpcj-xppc"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45323.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45323","state":"PUBLISHED","datePublished":"2026-05-28T16:54:32.847Z","dateUpdated":"2026-05-29T15:30:28.175Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-11T20:50:30.539Z"},"containers":{"cna":{"title":"MeshCore Card: XSS vulnerability through meshcore node name","descriptions":[{"lang":"en","value":"MeshCore Card provides MeshCore Lovelace card for Home Assistant. Prior to 0.3.3, Meshcore node names are rendered without HTML escaping in meshcore-card, allowing any node within direct or indirect (repeated) radio range to execute arbitrary javascript in the Home Assistant frontend of anyone viewing the card. This vulnerability is fixed in 0.3.3."}],"affected":[{"vendor":"jpettitt","product":"meshcore-card","versions":[{"version":"< 0.3.3","status":"affected"}]}],"references":[{"url":"https://github.com/jpettitt/meshcore-card/security/advisories/GHSA-5vrg-xpcj-xppc","name":"https://github.com/jpettitt/meshcore-card/security/advisories/GHSA-5vrg-xpcj-xppc","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.6,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-28T16:54:32.847Z"},"source":{"advisory":"GHSA-5vrg-xpcj-xppc","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/jpettitt/meshcore-card/security/advisories/GHSA-5vrg-xpcj-xppc","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-29T15:30:23.116991Z","id":"CVE-2026-45323","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-29T15:30:28.175Z"}}]}}}