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Fencer Vulns
medium 5.3

CVE-2023-48379 json

Softnext Mail SQR Expert - Blind Server-Side Request Forgey (SSRF)

published 2023-12-15 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-52431

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

Softnext Mail SQR Expert is an email management platform, it has inadequate filtering for a specific URL parameter within a specific function. An unauthenticated remote attacker can perform Blind SSRF attack to discover internal network topology base on URL error response.

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

  • Softnext Mail SQR Expert

Classification

Weakness
  • CWE-918 Server-Side Request Forgery

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.