CVE-2026-34787

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{"affected": [{"affectedData": [{"product": "emlog", "vendor": "emlog", "versions": [{"status": "affected", "version": "<= 2.6.2"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:emlog:emlog:*:*:*:*:pro:*:*:*", "matchCriteriaId": "87AE63DC-4F2B-44E3-8865-B6166722A5D6", "versionEndIncluding": "2.6.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Emlog is an open source website building system. In versions 2.6.2 and prior, a Local File Inclusion (LFI) vulnerability exists in admin/plugin.php at line 80. The $plugin parameter from the GET request is directly used in a require_once path without proper sanitization. If the CSRF token check can be bypassed (see potential bypass conditions), an attacker can include arbitrary PHP files from the server filesystem, leading to code execution. At time of publication, there are no publicly available patches."}, {"lang": "es", "value": "Emlog es un sistema de creaci\u00f3n de sitios web de c\u00f3digo abierto. En las versiones 2.6.2 y anteriores, existe una vulnerabilidad de inclusi\u00f3n local de ficheros (LFI) en admin/plugin.php en la l\u00ednea 80. El par\u00e1metro $plugin de la solicitud GET se utiliza directamente en una ruta require_once sin el saneamiento adecuado. Si la verificaci\u00f3n del token CSRF puede ser eludida (ver condiciones potenciales de elusi\u00f3n), un atacante puede incluir ficheros PHP arbitrarios del sistema de ficheros del servidor, lo que lleva a la ejecuci\u00f3n de c\u00f3digo. En el momento de la publicaci\u00f3n, no hay parches disponibles p\u00fablicamente."}], "id": "CVE-2026-34787", "lastModified": "2026-07-24T22:10:00.140", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-34787", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-04-06T13:17:41.321219Z", "version": "2.0.3"}}]}, "published": "2026-04-03T23:17:04.757", "references": [{"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/emlog/emlog/security/advisories/GHSA-7mvq-qj5x-5phm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-98"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.6.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "emlog", "source": "cna", "vendor": "emlog"}, "product": "emlog", "vendor": "emlog"}], "analysis": {"en": {"generated_at": "2026-04-13T18:26:39.296121+00:00", "value": {"mitigation_remediation": ["Upgrade emlog to a version later than 2.6.2 when it becomes available.", "If upgrade is not possible, remove or disable the admin/plugin.php endpoint until a fix is released.", "Enforce stricter CSRF token validation or eliminate the vulnerable parameter from the URL.", "Limit PHP file inclusion by setting safe_mode or using an allowlist of plugins.", "Monitor server logs for unusual require_once calls or admin activity that may indicate exploitation attempts."], "summary": {"action": "Monitor", "impact": "Remote code execution"}, "threat_synthesis": {"affected_systems": "The affected product is emlog, versions 2.6.2 and earlier, particularly the admin/plugin.php file in the pro edition.", "description_and_impact": "The vulnerability is a local file inclusion flaw in the emlog admin plugin endpoint, where the plugin parameter is used directly in a require_once call without sanitization. This allows an attacker to load arbitrary PHP files from the server if they can bypass the CSRF token check, resulting in execution of arbitrary server\u2011side code and compromising confidentiality, integrity, and availability of the system.", "risk_and_exploitability": "The CVSS score of 6.5 indicates moderate severity, while the EPSS score of less than 1% and absence from the KEV catalog suggest low likelihood of widespread exploitation. The flaw requires successful CSRF token bypass, which may limit the practicality of attacks. Nevertheless, local file inclusion combined with code execution makes it a significant risk if the token check can be avoided."}}}}, "created": "2026-04-06T21:22:06.792528+00:00", "updated": "2026-04-14T16:41:35.202595+00:00", "vendors": ["emlog", "emlog$PRODUCT$emlog"]}