{"id":"CVE-2023-45280","aliases":["EUVD-2023-2664","GHSA-643f-hpcc-2gv8"],"status":"published","title":"Yamcs Cross-site Scripting vulnerability","description":"Yamcs 5.8.6 allows XSS (issue 2 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 an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00609,"percentile":0.4942,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2023-10-19T00:00:00Z","modified":"2026-10-28T02:31:09Z","fixes":[{"ecosystem":"Maven","package":"org.yamcs:yamcs","fixed_in":["5.8.7"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.yamcs:yamcs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.8.7"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.yamcs:yamcs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.8.7"}]}],"versions":["0.29.3","0.30.0","3.0.0","3.1.0","3.1.1","3.1.2","3.2.0","3.2.1","3.2.2","3.3.0","3.3.1","3.4.0","3.4.1","3.4.11","3.4.2","3.4.3","3.4.4","3.4.5","3.4.6","3.4.8","4.0.0","4.0.1","4.1.1","4.1.2","4.10.0","4.10.1","4.10.2","4.10.3","4.10.4","4.10.5","4.10.6","4.10.7","4.10.8","4.10.9","4.2.0","4.2.1","4.2.2","4.3.0","4.3.1","4.4.0","4.4.1","4.4.2","4.5.0","4.6.0","4.6.1","4.6.2","4.6.3","4.7","4.7.1","4.7.3","4.8.0","4.8.1","4.9.0","4.9.1","4.9.2","4.9.3","4.9.4","5.0.0","5.1.0","5.1.1","5.1.2","5.1.3","5.1.4","5.2.0","5.2.1","5.2.2","5.2.3","5.2.4","5.2.5","5.2.6","5.3.0","5.3.1","5.3.2","5.3.3","5.3.4","5.3.5","5.3.6","5.4.0","5.4.1","5.4.2","5.4.3","5.4.4","5.4.5","5.5.0","5.5.1","5.5.2","5.5.3","5.5.4","5.5.5","5.5.6","5.5.7","5.6.0","5.6.1","5.6.2","5.7.0","5.7.1","5.7.10","5.7.11","5.7.12","5.7.13","5.7.2","5.7.3","5.7.4","5.7.5","5.7.6","5.7.7","5.7.8","5.7.9","5.8.0","5.8.1","5.8.2","5.8.3","5.8.4","5.8.5","5.8.6"]}],"products":[{"vendor":"spaceapplications","product":"yamcs"}],"references":[{"url":"https://github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7","tags":["x_transferred","Patch","web"]},{"url":"https://www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies","tags":["x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-45280","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-643f-hpcc-2gv8"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/45xxx/CVE-2023-45280.json","tags":["advisory"]},{"url":"https://github.com/yamcs/yamcs","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-45280","description":"Yamcs 5.8.6 allows XSS (issue 2 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 an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.","status":"published","published":"2023-10-19T00:00:00Z","modified":"2024-08-02T20:21:15.249Z","updated_at":"2026-11-02T14:35:22.984825Z"}],"euvd":[{"id":"EUVD-2023-2664","description":"Yamcs 5.8.6 allows XSS (issue 2 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 an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.","status":"published","published":"2023-10-19T00:00:00Z","modified":"2024-08-02T20:21:15Z","updated_at":"2026-11-03T03:49:58.963788Z"}],"ghsa":[{"id":"GHSA-643f-hpcc-2gv8","title":"Yamcs Cross-site Scripting vulnerability","description":"Yamcs 5.8.6 allows XSS (issue 2 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 an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.","status":"published","published":"2023-10-20T00:30:24Z","modified":"2023-11-09T05:04:07Z","cvss":[{"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":"2026-11-02T14:37:17.64478Z"}],"nvd":[{"id":"CVE-2023-45280","description":"Yamcs 5.8.6 allows XSS (issue 2 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 an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.","status":"published","published":"2023-10-19T22:15:09.953Z","modified":"2026-06-17T06:28:34.417Z","cvss":[{"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":"2026-11-02T14:08:39.058878Z"}],"osv":[{"id":"GHSA-643f-hpcc-2gv8","title":"Yamcs Cross-site Scripting vulnerability","description":"Yamcs 5.8.6 allows XSS (issue 2 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 an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.","status":"published","published":"2023-10-20T00:30:24Z","modified":"2024-02-16T08:21:14.398781Z","cvss":[{"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":"2026-11-02T15:46:39.266402Z"},{"id":"CVE-2023-45280","description":"Yamcs 5.8.6 allows XSS (issue 2 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 an HTML file containing arbitrary JavaScript and then navigate to it. Once the user opens the file, the browser will execute the arbitrary JavaScript.","status":"published","published":"2023-10-19T00:00:00Z","modified":"2026-10-28T02:31:09.292213755Z","updated_at":"2026-11-02T15:44:33.792101Z"}]}}