{"id":"CVE-2026-10850","aliases":["EUVD-2026-37732","GHSA-4fp8-7gvj-j2xg"],"status":"published","title":"Plane 1.3.1 - Stored XSS in intake issue description_html","description":"Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when creating an intake work item through the API v1 intake endpoint.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00165,"percentile":0.05787,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-06-17T14:39:51Z","modified":"2026-10-28T02:30:31Z","products":[{"vendor":"makeplane","product":"plane"},{"vendor":"plane","product":"plane"}],"references":[{"url":"https://fluidattacks.com/es/advisories/earth","tags":["third-party-advisory","exploit","Exploit","Third Party Advisory","advisory"]},{"url":"https://github.com/makeplane/plane","tags":["product","Product","package"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-10850","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4fp8-7gvj-j2xg"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/10xxx/CVE-2026-10850.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-10850","title":"Plane 1.3.1 - Stored XSS in intake issue description_html","description":"Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when creating an intake work item through the API v1 intake endpoint.","status":"published","published":"2026-06-17T14:39:51.37Z","modified":"2026-06-17T15:39:40.388Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:40:12.486331Z"}],"euvd":[{"id":"EUVD-2026-37732","description":"Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when creating an intake work item through the API v1 intake endpoint.","status":"published","published":"2026-06-17T14:39:51Z","modified":"2026-06-17T15:39:40Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:20:37.444507Z"}],"ghsa":[{"id":"GHSA-4fp8-7gvj-j2xg","title":"Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the...","description":"Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when creating an intake work item through the API v1 intake endpoint.","status":"published","published":"2026-06-17T18:35:55Z","modified":"2026-06-23T15:32:30Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/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"},{"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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:08:56.903887Z"}],"nvd":[{"id":"CVE-2026-10850","description":"Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when creating an intake work item through the API v1 intake endpoint.","status":"published","published":"2026-06-17T15:16:42.44Z","modified":"2026-06-23T14:47:07.49Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/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":"2026-11-02T14:12:24.544761Z"}],"osv":[{"id":"CVE-2026-10850","title":"Plane 1.3.1 - Stored XSS in intake issue description_html","description":"Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when creating an intake work item through the API v1 intake endpoint.","status":"published","published":"2026-06-17T14:39:51.37Z","modified":"2026-10-28T02:30:31.277477957Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:44:54.933106Z"}]}}