{"id":"CVE-2023-45279","aliases":["GHSA-4cqv-q33x-wfxw"],"url":"https://o3.security/vulnerability/CVE-2023-45279","summary":"Yamcs Cross-site Scripting vulnerability","details":"Yamcs 5.8.6 allows XSS (issue 1 of 2). It comes with a Bucket as its primary storage mechanism. Buckets allow for the upload of any file. There's a way to upload a display referencing a malicious JavaScript file to the bucket. The user can then open the uploaded display by selecting Telemetry from the menu and navigating to the display.","published":"2023-10-19T00:00:00Z","modified":"2026-08-07T11:31:05.591787799Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Maven","name":"org.yamcs:yamcs","fixedVersion":"5.8.7"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7"},{"type":"WEB","url":"https://www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/45xxx/CVE-2023-45279.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-45279"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:31:05.591787799Z"}}