What is CVE-2025-47784?

CVE-2025-47784 is a critical-severity vulnerability in Emlog, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2025-05-15.

How severe is CVE-2025-47784?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Deserialization in Emlog

CVE-2025-47784

Emlog is an open source website building system. Versions 2.5.13 and prior have a deserialization vulnerability. A user who creates a carefully crafted nickname can cause `str_replace` to replace the value of `name_orig` with empty, causin…

Vulnerability class: Insecure Deserialization

EPSS: 0.004 (34.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Emlog — versions <= 2.5.13

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2025-47784?: CVE-2025-47784 is a critical-severity vulnerability in Emlog, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2025-05-15.
How severe is CVE-2025-47784?: Critical severity. CVSS v3 base score is 9.8 out of 10.