{"id":"CVE-2026-112148","state":"PUBLISHED","title":"A vulnerability has been identified in LIFF SDK versions 2.20.0 through 2.31.0, where a DOM-based cross-site scripting (XSS) flaw allows an attacker to execute arbitrary JavaScript","description":"A vulnerability has been identified in LIFF SDK versions 2.20.0 through 2.31.0, where a DOM-based cross-site scripting (XSS) flaw allows an attacker to execute arbitrary JavaScript in the origin of an affected LIFF application's endpoint when a user opens a specially crafted URL in an external browser, potentially leading to disclosure of JavaScript-accessible authentication tokens or application data, or unauthorized actions using the user's session.","publishedAt":"2026-10-20T06:31:15.606Z","updatedAt":"2026-10-20T16:08:35.384Z","severity":{"score":5.1,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","source":"LY-Corporation"},"assigner":"LY-Corporation","products":["LY Corporation LIFF SDK"],"affected":[{"vendor":"LY Corporation","product":"LIFF SDK","defaultStatus":"unaffected","versions":[{"version":"2.20.0","status":"affected","lessThan":"2.31.1","versionType":"custom"}]}],"references":["https://line.github.io/security-advisory-blog/CVE-2026-112148/","https://github.com/line/liff/security/advisories/GHSA-wppr-qmp4-w627"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/112xxx/CVE-2026-112148.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-112148","state":"PUBLISHED","datePublished":"2026-10-20T06:31:15.606Z","dateUpdated":"2026-10-20T16:08:35.384Z","assignerShortName":"LY-Corporation","assignerOrgId":"657f3255-0560-4aed-82e4-7f579ec6acfb","dateReserved":"2026-10-19T05:46:14.151Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A vulnerability has been identified in LIFF SDK versions 2.20.0 through 2.31.0, where a DOM-based cross-site scripting (XSS) flaw allows an attacker to execute arbitrary JavaScript in the origin of an affected LIFF application's endpoint when a user opens a specially crafted URL in an external browser, potentially leading to disclosure of JavaScript-accessible authentication tokens or application data, or unauthorized actions using the user's session."}],"affected":[{"vendor":"LY Corporation","product":"LIFF SDK","defaultStatus":"unaffected","versions":[{"version":"2.20.0","status":"affected","lessThan":"2.31.1","versionType":"custom"}]}],"references":[{"url":"https://line.github.io/security-advisory-blog/CVE-2026-112148/"},{"url":"https://github.com/line/liff/security/advisories/GHSA-wppr-qmp4-w627"}],"metrics":[{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","baseScore":5.1,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-79"}]}],"providerMetadata":{"shortName":"LY-Corporation","orgId":"657f3255-0560-4aed-82e4-7f579ec6acfb","dateUpdated":"2026-10-20T06:31:15.606Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-20T16:08:15.298761Z","id":"CVE-2026-112148","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","type":"CWE","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-20T16:08:35.384Z"}}]}}}