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Fencer Vulns
critical 9.8

CVE-2020-10549 in the critical feed json

rConfig 3.9.4 and previous versions has unauthenticated snippets.inc.php SQL injection.

published 2020-06-04 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-3001

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
32.1%
EPSS 32.1% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known, plus a Nuclei check

Summary

rConfig 3.9.4 and previous versions has unauthenticated snippets.inc.php SQL injection. Because, by default, nodes' passwords are stored in cleartext, this vulnerability leads to lateral movement, granting an attacker access to monitored network devices.

Exploit prediction

32.12% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template rConfig <=3.9.4 - SQL Injection nuclei detection template
  • github.com https://github.com/theguly/exploits/blob/master/CVE-2020-10549.py referenced PoC, tagged "exploit" by a source, unverified
  • theguly.github.io https://theguly.github.io/2020/09/rconfig-3.9.4-multiple-vulnerabilities/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

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.