{"id":"GHSA-5652-92r9-3fx9","summary":"Decidim Cross-site Scripting vulnerability in the processes filter","details":"### Impact\n\nThe processes filter feature is susceptible to Cross-site scripting. This allows a remote attacker to execute JavaScript code in the context of a currently logged-in user. An attacker could use this vulnerability to make other users endorse or support proposals they have no intention of supporting or endorsing.\n\n### Patches\n\nThe problem was patched in [v0.27.3](https://github.com/decidim/decidim/releases/tag/v0.27.3) and [v0.26.7](https://github.com/decidim/decidim/releases/tag/v0.26.7)\n","aliases":["CVE-2023-34089"],"modified":"2026-09-10T03:50:08.497458363Z","published":"2023-07-11T22:46:57Z","database_specific":{"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2023-07-11T22:46:57Z","nvd_published_at":"2023-07-11T18:15:16Z","cwe_ids":["CWE-79"]},"references":[{"type":"WEB","url":"https://github.com/decidim/decidim/security/advisories/GHSA-5652-92r9-3fx9"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-34089"},{"type":"PACKAGE","url":"https://github.com/decidim/decidim"},{"type":"WEB","url":"https://github.com/decidim/decidim/releases/tag/v0.26.6"},{"type":"WEB","url":"https://github.com/decidim/decidim/releases/tag/v0.26.7"},{"type":"WEB","url":"https://github.com/decidim/decidim/releases/tag/v0.27.3"},{"type":"WEB","url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/decidim-core/CVE-2023-34089.yml"},{"type":"WEB","url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/decidim/CVE-2023-34089.yml"}],"affected":[{"package":{"name":"decidim","ecosystem":"RubyGems","purl":"pkg:gem/decidim"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.14.0"},{"fixed":"0.26.7"}]}],"versions":["0.14.1","0.14.2","0.14.3","0.14.4","0.15.0","0.15.1","0.15.2","0.16.0","0.16.1","0.17.0","0.17.1","0.17.2","0.18.0","0.18.1","0.19.0","0.19.1","0.20.0","0.20.1","0.21.0","0.22.0","0.23.0","0.23.1","0.23.1.rc1","0.23.2","0.23.3","0.23.4","0.23.5","0.23.6","0.24.0","0.24.0.rc1","0.24.0.rc2","0.24.1","0.24.2","0.24.3","0.25.0","0.25.0.rc1","0.25.0.rc2","0.25.0.rc3","0.25.0.rc4","0.25.1","0.25.2","0.26.0","0.26.0.rc2","0.26.1","0.26.2","0.26.3","0.26.4","0.26.5"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/07/GHSA-5652-92r9-3fx9/GHSA-5652-92r9-3fx9.json"}},{"package":{"name":"decidim","ecosystem":"RubyGems","purl":"pkg:gem/decidim"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.27.0"},{"fixed":"0.27.3"}]}],"versions":["0.27.0","0.27.1","0.27.2"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/07/GHSA-5652-92r9-3fx9/GHSA-5652-92r9-3fx9.json"}},{"package":{"name":"decidim-core","ecosystem":"RubyGems","purl":"pkg:gem/decidim-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.14.0"},{"fixed":"0.26.7"}]}],"versions":["0.14.1","0.14.2","0.14.3","0.14.4","0.15.0","0.15.1","0.15.2","0.16.0","0.16.1","0.17.0","0.17.1","0.17.2","0.18.0","0.18.1","0.19.0","0.19.1","0.20.0","0.20.1","0.21.0","0.22.0","0.23.0","0.23.1","0.23.1.rc1","0.23.2","0.23.3","0.23.4","0.23.5","0.23.6","0.24.0","0.24.0.rc1","0.24.0.rc2","0.24.1","0.24.2","0.24.3","0.25.0","0.25.0.rc1","0.25.0.rc2","0.25.0.rc3","0.25.0.rc4","0.25.1","0.25.2","0.26.0","0.26.0.rc1","0.26.0.rc2","0.26.1","0.26.2","0.26.3","0.26.4","0.26.5"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/07/GHSA-5652-92r9-3fx9/GHSA-5652-92r9-3fx9.json"}},{"package":{"name":"decidim-core","ecosystem":"RubyGems","purl":"pkg:gem/decidim-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.27.0"},{"fixed":"0.27.3"}]}],"versions":["0.27.0","0.27.1","0.27.2"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/07/GHSA-5652-92r9-3fx9/GHSA-5652-92r9-3fx9.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"}]}