CVE-2025-34171: CasaOS versions up to and including 0.4.15 expose multiple unauthenticated endpoints that allow remote attacke

Q: How do I fix CVE-2025-34171?

casaos: upgrade to newer than 0.4.15. Exact commands for each OS are on this page.

Q: Is CVE-2025-34171 being exploited?

CVE-2025-34171 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-34171 affect?

CVE-2025-34171 affects casaos. Severity is medium (CVSS 5.3). CasaOS versions up to and including 0.4.15 expose multiple unauthenticated endpoints that allow remote attackers to retrieve sensitive configuration files and system debug information. The /v1/users/image endpoint can be abused with a user-

Q: How urgent is CVE-2025-34171?

Priority 37/100. Remotely exploitable, no login, no user action

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2025-34171 is a medium-severity flaw (CVSS 5.3) affecting casaos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CasaOS versions up to and including 0.4.15 expose multiple unauthenticated endpoints that allow remote attackers to retrieve sensitive configuration files and system debug information. The /v1/users/image endpoint can be abused with a user-controlled path parameter to access files under /var/lib/casaos/1/, which reveals installed applications and configuration details. Additionally, /v1/sys/debug discloses host operating system, kernel, hardware,

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-497, CWE-862
Published	2026-01-02
Last modified	2026-10-07

Publisher (CNA): VulnCheck · Vendor: icewhale

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-02 17:15 UTCPublished CVE record published
2026-10-07 11:10 UTCUpdated Record last modified

icewhale casaos UPGRADE

Affected: <= 0.4.15

Fixed in: newer than 0.4.15

Safe to downgrade to: no unaffected older release

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-2025-34171?

casaos: upgrade to newer than 0.4.15. Exact commands for each OS are on this page.

Is CVE-2025-34171 being exploited?

CVE-2025-34171 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-2025-34171 affect?

CVE-2025-34171 affects casaos. Severity is medium (CVSS 5.3). CasaOS versions up to and including 0.4.15 expose multiple unauthenticated endpoints that allow remote attackers to retrieve sensitive configuration files and system debug information. The /v1/users/image endpoint can be abused with a user-

How urgent is CVE-2025-34171?

Priority 37/100. Remotely exploitable, no login, no user action

References

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