CVE-2025-63219: The ITEL ISO FM SFN Adapter (firmware ISO2 2.0.0.0, WebServer 2.0) is vulnerable to session hijacking due to i

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HIGH 7.5REMOTEMITIGATE

CVE-2025-63219 is a high-severity flaw (CVSS 7.5) affecting iso-fm firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The ITEL ISO FM SFN Adapter (firmware ISO2 2.0.0.0, WebServer 2.0) is vulnerable to session hijacking due to improper session management on the /home.html endpoint. An attacker can access an active session without authentication, allowing them to control the device, modify configurations, and compromise system integrity.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-284
Published	2025-11-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: itel

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

Am I affected?

Timeline

2025-11-19 15:15 UTCPublished CVE record published
2026-06-17 09:52 UTCUpdated Record last modified

itel iso-fm firmware MITIGATE

Affected: 2.0.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.0.0

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.

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-2025-63219?

iso-fm firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-63219 being exploited?

CVE-2025-63219 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-2025-63219 affect?

CVE-2025-63219 affects iso-fm firmware. Severity is high (CVSS 7.5). The ITEL ISO FM SFN Adapter (firmware ISO2 2.0.0.0, WebServer 2.0) is vulnerable to session hijacking due to improper session management on the /home.html endpoint. An attacker can access an active session without authentication, allowing t

How urgent is CVE-2025-63219?

Priority 46/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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