{"cve":"CVE-2021-29271","nvd":{"published":"2021-03-27T18:15:13.457","modified":"2026-06-17T03:47:28.820","status":"Modified","description":"remark42 before 1.6.1 allows XSS, as demonstrated by \"Locator: Locator{URL:\" followed by an XSS payload. This is related to backend/app/store/comment.go and backend/app/store/service/service.go.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://github.com/umputun/remark42/compare/v1.6.0...v1.6.1","https://vuln.ryotak.me/advisories/19","https://github.com/umputun/remark42/compare/v1.6.0...v1.6.1","https://vuln.ryotak.me/advisories/19"],"products":["remark42:remark42"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-29271","score":0.00793,"percentile":0.56385,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}