{"action":"Upgrade yeswiki/yeswiki to 4.6.6 or later.","affected":[{"fixed":"4.6.6","introduced":"0"}],"component":"yeswiki/yeswiki","cve_ids":["CVE-2026-52766"],"ecosystem":"Packagist","epss":0.00579,"exploited":false,"fixed_versions":["4.6.6"],"ghsa_id":"GHSA-6x7x-gcmf-7r8x","id":"tcs_01M5KEXG95Y0PX7JNWQVXF6XRA","modified_at":"2026-07-09T21:11:39.436131Z","published_at":"2026-07-09T20:57:25Z","references":["https://osv.dev/vulnerability/GHSA-6x7x-gcmf-7r8x","https://github.com/YesWiki/yeswiki/security/advisories/GHSA-6x7x-gcmf-7r8x","https://github.com/YesWiki/yeswiki/commit/ed5b548a705c8091ba0282aaaba73ddda976abef","https://github.com/YesWiki/yeswiki"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-6x7x-gcmf-7r8x","url":"https://osv.dev/vulnerability/GHSA-6x7x-gcmf-7r8x"}],"summary":"YesWiki vulnerable to unauthenticated arbitrary page deletion via `{{erasespamedcomments}}` action"}