{"id":"GHSA-gmxh-hjfv-qc2w","aliases":["CVE-2026-50888"],"title":"Koillection has an authenticated Server-Side Request Forgery issue","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"HIGH","description":"An authenticated Server-Side Request Forgery (SSRF) in the custom scraper subsystem component of Benjamin Jonard Koillection v1.8.0 allows attackers to scan internal resources via supplying a crafted URL.","severity":"high","score":8.1,"published":"2026-06-15T21:30:41.000Z","modified":"2026-08-27T17:10:37.018Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"koillection/koillection","sources":[{"name":"OSV · GHSA-gmxh-hjfv-qc2w","url":"https://osv.dev/vulnerability/GHSA-gmxh-hjfv-qc2w"}],"ranges":[{"events":[{"introduced":"0"},{"fixed":"1.8.4"}],"type":"ECOSYSTEM"}],"versions":["1.1.7","1.2.0","1.2.1","1.2.2","1.2.3","1.2.4","1.2.5","1.3.0","1.3.1","1.3.10","1.3.11","1.3.12","1.3.13","1.3.14","1.3.15","1.3.16","1.3.17","1.3.18","1.3.2","1.3.3","1.3.4","1.3.5","1.3.6","1.3.7","1.3.8","1.3.9","1.4.0","1.4.1","1.4.10","1.4.11","1.4.12","1.4.13","1.4.2","1.4.3","1.4.4","1.4.5","1.4.6","1.4.7","1.4.8","1.4.9","1.5.0","1.5.1","1.5.10","1.5.11","1.5.12","1.5.13","1.5.14","1.5.15","1.5.2","1.5.3","1.5.4","1.5.5","1.5.6","1.5.7","1.5.8","1.5.9","1.6.0","1.6.1","1.6.10","1.6.11","1.6.12","1.6.13","1.6.14","1.6.15","1.6.16","1.6.17","1.6.18","1.6.2","1.6.3","1.6.4","1.6.5","1.6.6","1.6.7","1.6.8","1.6.9","1.7.0","1.7.1","1.8.0","1.8.3","v1.0.0","v1.0.1","v1.0.2","v1.0.3","v1.0.4","v1.1.0","v1.1.1","v1.1.2","v1.1.3","v1.1.4","v1.1.5","v1.1.6"],"fixed":["1.8.4"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2026-50888","https://github.com/benjaminjonard/koillection/pull/1599","https://github.com/benjaminjonard/koillection/commit/4d445e21c631c26070f19fe8ec086a2939767ae0","https://gist.github.com/pyuysig/d60273c1c346257ceddbf8da7134bae7","https://github.com/benjaminjonard/koillection","https://github.com/benjaminjonard/koillection/releases/tag/1.8.4"],"sources":[{"name":"OSV","id":"GHSA-gmxh-hjfv-qc2w","modified":"2026-08-27T17:10:37.018291Z","url":"https://osv.dev/vulnerability/GHSA-gmxh-hjfv-qc2w"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","score":8.1}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T13:30:31.766Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}