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Fencer Vulns
medium 6.1

CVE-2020-13260 json

A vulnerability in the web-based management interface of RAD SecFlow-1v through 2020-05-21 could allow an authenticated attacker to upload…

published 2020-09-17 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-5521

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.0%
EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits
1
Exploit-DB

Summary

A vulnerability in the web-based management interface of RAD SecFlow-1v through 2020-05-21 could allow an authenticated attacker to upload a JavaScript file, with a stored XSS payload, that will remain stored in the system as an OVPN file in Configuration-Services-Security-OpenVPN-Config or as the static key file in Configuration-Services-Security-OpenVPN-Static Keys. This payload will execute each time a user opens an affected web page. This could be exploited in conjunction with CVE-2020-13259.

Timeline

  1. First public exploit (EDB-48807)
  2. Published

Exploit prediction

1.98% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-48807 RAD SecFlow-1v SF_0290_2.3.01.26 - Persistent Cross-Site Scripting webapps, 2020-09-14
  • cxsecurity.com https://cxsecurity.com/issue/WLB-2020090063 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
  • CWE-434 Unrestricted Upload of File with Dangerous Type

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.