SSRF in Felipperegazio Ssrf Check

CVE-2025-8267

Versions of the package ssrfcheck before 1.2.0 are vulnerable to Server-Side Request Forgery (SSRF) due to an incomplete denylist of IP address ranges. Specifically, the package fails to classify the reserved IP address space 224.0.0.0/4 (Multicast) as invalid. This oversight allows attackers to craft requests targeting these multicast addresses.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.005 (37.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-8267?
CVE-2025-8267 is a high-severity vulnerability in Felipperegazio Ssrf Check, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.2/10. Published 2025-07-28.
How severe is CVE-2025-8267?
High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2025-8267 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.