Deserialization in TYPO3 Sr Feuser Register Extension

CVE-2025-48200

The sr_feuser_register extension through 12.4.8 for TYPO3 allows Remote Code Execution.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (51.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-48200: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-48200?
CVE-2025-48200 is a critical-severity vulnerability in TYPO3 Sr Feuser Register Extension, classified under Deserialization of Untrusted Data. CVSS score: 10.0/10. Published 2025-05-21.
How severe is CVE-2025-48200?
Critical severity. CVSS v3 base score is 10.0 out of 10.