CVE-2020-13260: A vulnerability in the web-based management interface of RAD SecFlow-1v through 2020-05-21 could allow an auth

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MEDIUM 6.1MITIGATE

CVE-2020-13260 is a medium-severity flaw (CVSS 6.1) affecting secflow-1v firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 cou

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-79, CWE-434
Published	2020-09-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: rad

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-09-17 20:15 UTCPublished CVE record published
2026-06-17 02:52 UTCUpdated Record last modified

rad secflow-1v firmware MITIGATE

Affected: os-image_sf_0290_2.3.01.26

Fixed in: no fixed release known

Safe to downgrade to: a release before os-image_sf_0290_2.3.01.26

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: RAD SecFlow-1v SF_0290_2.3.01.26 - Persistent Cross-Site Scripting

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-13260?

secflow-1v firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-13260 being exploited?

CVE-2020-13260 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-13260 affect?

CVE-2020-13260 affects secflow-1v firmware. Severity is medium (CVSS 6.1). 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 i

How urgent is CVE-2020-13260?

Priority 46/100. Public exploit reference

Software pages

OpenVPN vulnerabilities

Related CVEs

CVE-2020-13259 HIGH 8.8 MITIGATE A vulnerability in the web-based management interface of RAD SecFlow-1v os-image SF_0290_2.3.01.26 could allow

References

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