{"id":"CVE-2026-28398","aliases":["EUVD-2026-9213","GHSA-8vm4-g489-v3w7"],"status":"published","title":"NocoDB: Stored Cross-Site Scripting via Comments and Rich Text Cells","description":"NocoDB is software for building databases as spreadsheets. Prior to version 0.301.3, user-controlled content in comments and rich text cells was rendered via v-html without sanitization, enabling stored XSS. This issue has been patched in version 0.301.3.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0017,"percentile":0.06429,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2026-03-02T16:19:23Z","modified":"2026-10-28T02:30:43Z","fixes":[{"ecosystem":"npm","package":"nocodb","fixed_in":["0.301.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"nocodb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.301.2"},{"fixed":"0.301.3"}]}]},{"source":"osv","ecosystem":"npm","package":"nocodb","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.301.3"}]}]}],"products":[{"vendor":"nocodb","product":"nocodb"}],"references":[{"url":"https://github.com/nocodb/nocodb/security/advisories/GHSA-8vm4-g489-v3w7","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://github.com/nocodb/nocodb/releases/tag/0.301.3","tags":["x_refsource_MISC","Product","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28398","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8vm4-g489-v3w7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28398.json","tags":["advisory"]},{"url":"https://github.com/nocodb/nocodb","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-28398","title":"NocoDB: Stored Cross-Site Scripting via Comments and Rich Text Cells","description":"NocoDB is software for building databases as spreadsheets. Prior to version 0.301.3, user-controlled content in comments and rich text cells was rendered via v-html without sanitization, enabling stored XSS. This issue has been patched in version 0.301.3.","status":"published","published":"2026-03-02T16:19:23.356Z","modified":"2026-03-03T15:55:30.946Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:01.969981Z"}],"euvd":[{"id":"EUVD-2026-9213","description":"NocoDB is software for building databases as spreadsheets. Prior to version 0.301.3, user-controlled content in comments and rich text cells was rendered via v-html without sanitization, enabling stored XSS. This issue has been patched in version 0.301.3.","status":"published","published":"2026-03-02T16:19:23Z","modified":"2026-03-03T15:55:30Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:48:11.637968Z"}],"ghsa":[{"id":"GHSA-8vm4-g489-v3w7","title":"NocoDB Vulnerable to Stored Cross-Site Scripting via Comments and Rich Text Cells","description":"### Summary\nUser-controlled content in comments and rich text cells was rendered via `v-html` without sanitization, enabling stored XSS.\n\n### Details\nComments in `Comments.vue` and rich text in `TextArea.vue` were parsed by markdown-it with `html: true` and injected via `v-html`. The codebase had `vue-dompurify-html` available but these paths used raw `v-html`. Server-side, `Comment.insert()` used `extractProps()` instead of `extractPropsAndSanitize()`.\n\nCommenter role is sufficient for the comments vector; Editor role for rich text.\n\nThis issue was independently reported; see also GHSA-rcph-x7mj-54mm and GHSA-wwp2-x4rj-j8rm for the same root cause found by GitHub Security Lab.\n\n### Impact\nStored XSS — malicious scripts execute for any user viewing the comment or cell.\n\n### Credit\nThis issue was reported by [@bugbunny-research](https://github.com/bugbunny-research) (bugbunny.ai).","status":"published","published":"2026-03-03T20:58:44Z","modified":"2026-03-03T20:58:45Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:39:30.031684Z"}],"nvd":[{"id":"CVE-2026-28398","description":"NocoDB is software for building databases as spreadsheets. Prior to version 0.301.3, user-controlled content in comments and rich text cells was rendered via v-html without sanitization, enabling stored XSS. This issue has been patched in version 0.301.3.","status":"published","published":"2026-03-02T17:16:34.923Z","modified":"2026-06-17T10:28:33.01Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/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":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:07.420927Z"}],"osv":[{"id":"CVE-2026-28398","title":"NocoDB: Stored Cross-Site Scripting via Comments and Rich Text Cells","description":"NocoDB is software for building databases as spreadsheets. Prior to version 0.301.3, user-controlled content in comments and rich text cells was rendered via v-html without sanitization, enabling stored XSS. This issue has been patched in version 0.301.3.","status":"published","published":"2026-03-02T16:19:23.356Z","modified":"2026-10-28T02:30:43.39001311Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:45:00.180685Z"},{"id":"GHSA-8vm4-g489-v3w7","title":"NocoDB Vulnerable to Stored Cross-Site Scripting via Comments and Rich Text Cells","description":"### Summary\nUser-controlled content in comments and rich text cells was rendered via `v-html` without sanitization, enabling stored XSS.\n\n### Details\nComments in `Comments.vue` and rich text in `TextArea.vue` were parsed by markdown-it with `html: true` and injected via `v-html`. The codebase had `vue-dompurify-html` available but these paths used raw `v-html`. Server-side, `Comment.insert()` used `extractProps()` instead of `extractPropsAndSanitize()`.\n\nCommenter role is sufficient for the comments vector; Editor role for rich text.\n\nThis issue was independently reported; see also GHSA-rcph-x7mj-54mm and GHSA-wwp2-x4rj-j8rm for the same root cause found by GitHub Security Lab.\n\n### Impact\nStored XSS — malicious scripts execute for any user viewing the comment or cell.\n\n### Credit\nThis issue was reported by [@bugbunny-research](https://github.com/bugbunny-research) (bugbunny.ai).","status":"published","published":"2026-03-03T20:58:44Z","modified":"2026-03-04T15:12:47.606592Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:42.78452Z"}]}}