{"id":"CVE-2026-30877","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-30877","generatedAt":"2026-10-28T03:24:54.922Z","title":"Prior to version 5.2.3, there is an OS command injection vulnerability in the update functionality.","description":"baserCMS is a website development framework. Prior to version 5.2.3, there is an OS command injection vulnerability in the update functionality. Due to this issue, an authenticated user with administrator privileges in baserCMS can execute arbitrary OS commands on the server with the privileges of the user account running baserCMS. This issue has been patched in version 5.2.3.","published":"2026-03-31T01:16:36.000Z","lastModified":"2026-06-17T10:33:05.000Z","status":"Analyzed","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":7.2,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-78"],"affected":["basercms/basercms"],"epss":{"score":0.01516,"percentile":0.74355,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://basercms.net/security/JVN_20837860","tags":["Vendor Advisory"],"source":"security-advisories@github.com"},{"url":"https://github.com/baserproject/basercms/releases/tag/5.2.3","tags":["Release Notes"],"source":"security-advisories@github.com"},{"url":"https://github.com/baserproject/basercms/security/advisories/GHSA-m9g7-rgfc-jcm7","tags":["Vendor Advisory"],"source":"security-advisories@github.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-30877","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}