{"cve":"CVE-2023-39966","nvd":{"published":"2023-08-10T18:15:11.550","modified":"2026-06-17T06:13:02.973","status":"Modified","description":"1Panel is an open source Linux server operation and maintenance management panel. In version 1.4.3, an arbitrary file write vulnerability could lead to direct control of the server. In the `api/v1/file.go` file, there is a function called `SaveContentthat,It `recieves JSON data sent by users in the form of a POST request. And the lack of parameter filtering allows for arbitrary file write operations. Version 1.5.0 contains a patch for this issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-862"],"references":["https://github.com/1Panel-dev/1Panel/releases/tag/v1.5.0","https://github.com/1Panel-dev/1Panel/security/advisories/GHSA-hf7j-xj3w-87g4","https://github.com/1Panel-dev/1Panel/releases/tag/v1.5.0","https://github.com/1Panel-dev/1Panel/security/advisories/GHSA-hf7j-xj3w-87g4"],"products":["fit2cloud:1panel"],"source":"nvd","synced_at":"2026-10-19T21:39:14.809778102+00:00"},"epss":{"cve":"CVE-2023-39966","score":0.00834,"percentile":0.57685,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-hf7j-xj3w-87g4","url":"https://osv.dev/vulnerability/GHSA-hf7j-xj3w-87g4","summary":"1Panel arbitrary file write vulnerability","modified":"2024-08-21T14:41:55.431289Z","packages":[{"ecosystem":"Go","name":"github.com/1Panel-dev/1Panel","purl":"pkg:golang/github.com/1Panel-dev/1Panel","ranges":[">=1.4.3 <1.5.0"],"fixed":["1.5.0"]}]},{"id":"GO-2023-2006","url":"https://osv.dev/vulnerability/GO-2023-2006","summary":"1Panel arbitrary file write vulnerability in github.com/1Panel-dev/1Panel","modified":"2026-03-03T04:54:07.131705Z","packages":[{"ecosystem":"Go","name":"github.com/1Panel-dev/1Panel","purl":"pkg:golang/github.com/1Panel-dev/1Panel","ranges":[">=1.4.3 <1.5.0"],"fixed":["1.5.0"]}]}],"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."]}