{"cve":"CVE-2021-41140","nvd":{"published":"2021-10-19T18:15:08.030","modified":"2026-06-17T04:07:57.287","status":"Modified","description":"Discourse-reactions is a plugin for the Discourse platform that allows user to add their reactions to the post. In affected versions reactions given by user to secure topics and private messages are visible. This issue is patched in version 0.2 of discourse-reaction. Users who are unable to update are advised to disable the Discourse-reactions plugin in admin panel.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":["CWE-200","CWE-668"],"references":["https://github.com/discourse/discourse-reactions/commit/213d90b82fd15c4186ebc290fee18817d9727d0d","https://github.com/discourse/discourse-reactions/security/advisories/GHSA-9358-hwg5-jrmh","https://github.com/discourse/discourse-reactions/commit/213d90b82fd15c4186ebc290fee18817d9727d0d","https://github.com/discourse/discourse-reactions/security/advisories/GHSA-9358-hwg5-jrmh"],"products":["discourse:discourse_reactions"],"source":"nvd","synced_at":"2026-10-19T21:24:39.218183596+00:00"},"epss":{"cve":"CVE-2021-41140","score":0.00934,"percentile":0.60761,"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."]}