{"cve":"CVE-2023-30611","nvd":{"published":"2023-04-19T18:15:07.490","modified":"2026-06-17T05:55:08.353","status":"Modified","description":"Discourse-reactions is a plugin that allows user to add their reactions to the post in the Discourse messaging platform. In affected versions data about what reactions were performed on a post in a private topic could be leaked. This issue has been addressed in version 0.3. Users are advised to upgrade. Users unable to upgrade should disable the discourse-reactions plugin to fully mitigate the issue.","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"],"references":["https://github.com/discourse/discourse-reactions/commit/01aca15b2774c088f3673118e92e9469f37d2fb6","https://github.com/discourse/discourse-reactions/security/advisories/GHSA-4cgc-c7vh-94g6","https://github.com/discourse/discourse-reactions/commit/01aca15b2774c088f3673118e92e9469f37d2fb6","https://github.com/discourse/discourse-reactions/security/advisories/GHSA-4cgc-c7vh-94g6"],"products":["discourse:reactions"],"source":"nvd","synced_at":"2026-10-19T21:38:05.473481323+00:00"},"epss":{"cve":"CVE-2023-30611","score":0.00425,"percentile":0.36808,"date":"2026-11-01"},"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."]}