CVE-2025-47787
Published: 15 May 2025
Summary
CVE-2025-47787 is a high-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Emlog Emlog. Its CVSS base score is 8.9 (High).
Operationally, ranked in the top 16.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
Emlog Pro, an open source website building system, is affected by a file upload vulnerability in versions prior to 2.5.10. The issue resides in the store.php component, which fails to properly validate the contents of remotely downloaded ZIP plugin files, corresponding to CWE-434 and resulting in a CVSS 4.0 score of 8.9.
Unauthenticated attackers with network access can exploit the flaw to upload and execute arbitrary code on the target system by supplying malicious plugin archives that bypass content checks.
The referenced GitHub security advisory GHSA-4mcj-8gvh-p753 and associated commit confirm that version 2.5.10 resolves the vulnerability through improved validation of downloaded plugin files.
The EPSS score remains flat at 0.0180 with no material increase after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-28129
Vulnerability details
Emlog is an open source website building system. Emlog Pro prior to version 2.5.10 contains a file upload vulnerability. The store.php component contains a critical security flaw where it fails to properly validate the contents of remotely downloaded ZIP plugin…
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files. This insufficient validation allows attackers to execute arbitrary code on the vulnerable system. Version 2.5.10 contains a patch for the issue.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.