{"id":"CVE-2026-30877","state":"PUBLISHED","title":"baserCMS: OS Command Injection in the baserCMS 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.","publishedAt":"2026-03-31T00:45:09.718Z","updatedAt":"2026-04-02T14:43:52.296Z","severity":{"score":9.1,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["baserproject basercms"],"affected":[{"vendor":"baserproject","product":"basercms","versions":[{"version":"< 5.2.3","status":"affected"}]}],"references":["https://github.com/baserproject/basercms/security/advisories/GHSA-m9g7-rgfc-jcm7","https://basercms.net/security/JVN_20837860","https://github.com/baserproject/basercms/releases/tag/5.2.3"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/30xxx/CVE-2026-30877.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-30877","state":"PUBLISHED","datePublished":"2026-03-31T00:45:09.718Z","dateUpdated":"2026-04-02T14:43:52.296Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-03-06T00:04:56.699Z"},"containers":{"cna":{"title":"baserCMS: OS Command Injection in the baserCMS Update Functionality","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"baserproject","product":"basercms","versions":[{"version":"< 5.2.3","status":"affected"}]}],"references":[{"url":"https://github.com/baserproject/basercms/security/advisories/GHSA-m9g7-rgfc-jcm7","name":"https://github.com/baserproject/basercms/security/advisories/GHSA-m9g7-rgfc-jcm7","tags":["x_refsource_CONFIRM"]},{"url":"https://basercms.net/security/JVN_20837860","name":"https://basercms.net/security/JVN_20837860","tags":["x_refsource_MISC"]},{"url":"https://github.com/baserproject/basercms/releases/tag/5.2.3","name":"https://github.com/baserproject/basercms/releases/tag/5.2.3","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-03-31T00:45:09.718Z"},"source":{"advisory":"GHSA-m9g7-rgfc-jcm7","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-02T14:43:30.917593Z","id":"CVE-2026-30877","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-02T14:43:52.296Z"}}]}}}