CVE-2025-63735: A reflected Cross site scripting (XSS) vulnerability in Ruckus Unleashed 200.13.6.1.319 via the name parameter

Routine

MEDIUM 6.1DOWNGRADE

CVE-2025-63735 is a medium-severity flaw (CVSS 6.1) affecting ruckus unleashed. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A reflected Cross site scripting (XSS) vulnerability in Ruckus Unleashed 200.13.6.1.319 via the name parameter to the the captive-portal endpoint selfguestpass/guestAccessSubmit.jsp.

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	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-11-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ruckuswireless

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

Am I affected?

Timeline

2025-11-25 22:15 UTCPublished CVE record published
2026-06-17 09:53 UTCUpdated Record last modified

ruckuswireless ruckus unleashed DOWNGRADE

Affected: 200.13.6.1.319

Fixed in: no fixed release known

Safe to downgrade to: a release before 200.13.6.1.319

1. Check installed version

apt-cache policy ruckus-unleashed || rpm -q ruckus-unleashed || ruckus-unleashed --version

2. No fixed release: DOWNGRADE to a release before 200.13.6.1.319 (Debian / Ubuntu)

apt-cache madison ruckus-unleashed sudo apt install ruckus-unleashed=<VERSION_BEFORE_200.13.6.1.319> sudo apt-mark hold ruckus-unleashed

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ruckus-unleashed sudo dnf downgrade ruckus-unleashed-<VERSION_BEFORE_200.13.6.1.319> sudo dnf versionlock add ruckus-unleashed

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-63735?

ruckus unleashed: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-63735 being exploited?

CVE-2025-63735 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-2025-63735 affect?

CVE-2025-63735 affects ruckus unleashed. Severity is medium (CVSS 6.1). A reflected Cross site scripting (XSS) vulnerability in Ruckus Unleashed 200.13.6.1.319 via the name parameter to the the captive-portal endpoint selfguestpass/guestAccessSubmit.jsp.

How urgent is CVE-2025-63735?

Priority 30/100. Public exploit reference

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References

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