{"cve":"CVE-2022-40277","nvd":{"published":"2022-09-30T17:15:13.277","modified":"2026-06-17T05:01:13.167","status":"Modified","description":"Joplin version 2.8.8 allows an external attacker to execute arbitrary commands remotely on any client that opens a link in a malicious markdown file, via Joplin. This is possible because the application does not properly validate the schema/protocol of existing links in the markdown file before passing them to the 'shell.openExternal' function.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-20"],"references":["https://fluidattacks.com/advisories/skrillex/","https://github.com/laurent22/joplin","https://fluidattacks.com/advisories/skrillex/","https://github.com/laurent22/joplin"],"products":["joplinapp:joplin"],"source":"nvd","synced_at":"2026-10-19T21:36:05.460296998+00:00"},"epss":{"cve":"CVE-2022-40277","score":0.00541,"percentile":0.4549,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-mjr5-v9c9-mm7g","url":"https://osv.dev/vulnerability/GHSA-mjr5-v9c9-mm7g","summary":"Joplin Remote Code Execution","modified":"2024-04-23T17:56:46.986792Z","packages":[{"ecosystem":"npm","name":"joplin","purl":"pkg:npm/joplin","ranges":["<=2.8.8"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}