{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47900", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-01-18T12:35:05.176Z", "datePublished": "2026-01-27T15:23:51.722Z", "dateUpdated": "2026-03-05T01:29:11.507Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-03-05T01:29:11.507Z" }, "datePublic": "2021-12-01T00:00:00.000Z", "title": "Gila CMS < 2.0.0 - Remote Code Execution", "descriptions": [ { "lang": "en", "value": "Gila CMS versions prior to 2.0.0 contain a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary system commands through manipulated HTTP headers. Attackers can inject PHP code in the User-Agent header with shell_exec() to run system commands by sending crafted requests to the admin endpoint." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion')", "cweId": "CWE-98", "type": "CWE" } ] } ], "affected": [ { "vendor": "Gila CMS", "product": "Gila CMS", "versions": [ { "status": "affected", "versionType": "semver", "version": "0", "lessThan": "2.0.0" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:gilacms:gila_cms:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.0.0" } ] } ] } ], "metrics": [ { "cvssV4_0": { "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 9.3, "baseSeverity": "CRITICAL", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED" }, "format": "CVSS" }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "format": "CVSS" } ], "references": [ { "url": "https://www.exploit-db.com/exploits/49412", "name": "ExploitDB-49412", "tags": [ "exploit" ] }, { "url": "https://gilacms.com/", "name": "Official Vendor Homepage", "tags": [ "product" ] }, { "url": "https://github.com/GilaCMS/gila", "name": "Gila CMS GitHub Repository", "tags": [ "product" ] }, { "name": "VulnCheck Advisory: Gila CMS < 2.0.0 - Remote Code Execution", "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/gila-cms-remote-code-execution" } ], "credits": [ { "lang": "en", "value": "Enesdex", "type": "finder" } ], "x_generator": { "engine": "vulncheck" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-01-27T15:50:51.794552Z", "id": "CVE-2021-47900", "options": [ { "Exploitation": "poc" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-27T15:50:58.070Z" } } ] } }