{"id":"CVE-2026-102811","aliases":["EUVD-2026-89111","GHSA-j4pw-7rqh-x2mj"],"status":"published","title":"Marmite through 0.4.2 Unauthenticated API Access via Development Server","description":"Marmite through 0.4.2 contains missing authentication in the development server endpoints /__marmite__/content, /__marmite__/config, and /__marmite__/file/, allowing unauthenticated attackers to create, modify, and overwrite site content and configuration. Attackers can exploit unsanitized path parameters in handle_create_content and handle_clone_content to write files outside the project directory via directory traversal.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00662,"percentile":0.51963,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-09-29T17:22:43Z","modified":"2026-10-28T02:30:44Z","products":[{"vendor":"rochacbruno","product":"marmite"}],"references":[{"url":"https://github.com/rochacbruno/marmite/issues/554","tags":["issue-tracking","report"]},{"url":"https://github.com/rochacbruno/marmite/blob/4b2ddbd7595233b2e1d0086e18490fec49705098/src/server.rs#L455-L475","tags":["technical-description","article"]},{"url":"https://github.com/rochacbruno/marmite/blob/4b2ddbd7595233b2e1d0086e18490fec49705098/src/content.rs#L1064-L1075","tags":["technical-description","article"]},{"url":"https://github.com/rochacbruno/marmite/blob/4b2ddbd7595233b2e1d0086e18490fec49705098/src/content.rs#L1300-L1322","tags":["technical-description","article"]},{"url":"https://github.com/rochacbruno/marmite/commit/303a0bf2fff4302f4164c0c39932fdffc6683ad4","tags":["mitigation","patch","fix"]},{"url":"https://github.com/rochacbruno/marmite","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/marmite-through-0.4.2-unauthenticated-api-access-via-development-server","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102811","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-j4pw-7rqh-x2mj"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/102xxx/CVE-2026-102811.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-102811","title":"Marmite through 0.4.2 Unauthenticated API Access via Development Server","description":"Marmite through 0.4.2 contains missing authentication in the development server endpoints /__marmite__/content, /__marmite__/config, and /__marmite__/file/, allowing unauthenticated attackers to create, modify, and overwrite site content and configuration. Attackers can exploit unsanitized path parameters in handle_create_content and handle_clone_content to write files outside the project directory via directory traversal.","status":"published","published":"2026-09-29T17:22:43.633Z","modified":"2026-09-29T17:49:37.975Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T13:38:54.394896Z"}],"euvd":[{"id":"EUVD-2026-89111","description":"Marmite through 0.4.2 contains missing authentication in the development server endpoints /__marmite__/content, /__marmite__/config, and /__marmite__/file/, allowing unauthenticated attackers to create, modify, and overwrite site content and configuration. Attackers can exploit unsanitized path parameters in handle_create_content and handle_clone_content to write files outside the project directory via directory traversal.","status":"published","published":"2026-09-29T17:22:43Z","modified":"2026-09-29T17:49:37Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:27:51.524944Z"}],"ghsa":[{"id":"GHSA-j4pw-7rqh-x2mj","title":"Marmite through 0.4.2 contains missing authentication in the development server endpoints ...","description":"Marmite through 0.4.2 contains missing authentication in the development server endpoints /__marmite__/content, /__marmite__/config, and /__marmite__/file/, allowing unauthenticated attackers to create, modify, and overwrite site content and configuration. Attackers can exploit unsanitized path parameters in handle_create_content and handle_clone_content to write files outside the project directory via directory traversal.","status":"published","published":"2026-09-29T18:32:05Z","modified":"2026-09-29T18:32:14Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:12:33.840327Z"}],"nvd":[{"id":"CVE-2026-102811","description":"Marmite through 0.4.2 contains missing authentication in the development server endpoints /__marmite__/content, /__marmite__/config, and /__marmite__/file/, allowing unauthenticated attackers to create, modify, and overwrite site content and configuration. Attackers can exploit unsanitized path parameters in handle_create_content and handle_clone_content to write files outside the project directory via directory traversal.","status":"published","published":"2026-09-29T18:17:14.527Z","modified":"2026-09-30T17:32:07.107Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:12:52.413234Z"}],"osv":[{"id":"CVE-2026-102811","title":"Marmite through 0.4.2 Unauthenticated API Access via Development Server","description":"Marmite through 0.4.2 contains missing authentication in the development server endpoints /__marmite__/content, /__marmite__/config, and /__marmite__/file/, allowing unauthenticated attackers to create, modify, and overwrite site content and configuration. Attackers can exploit unsanitized path parameters in handle_create_content and handle_clone_content to write files outside the project directory via directory traversal.","status":"published","published":"2026-09-29T17:22:43.633Z","modified":"2026-10-28T02:30:44.843147235Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:44:53.83521Z"}]}}