CVE-2022-32167: Cloudreve versions v1.0.0 through v3.5.3 are vulnerable to Stored Cross-Site Scripting (XSS), via the file upl

Routine

MEDIUM 5.4UPGRADE

CVE-2022-32167 is a medium-severity flaw (CVSS 5.4) affecting cloudreve. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cloudreve versions v1.0.0 through v3.5.3 are vulnerable to Stored Cross-Site Scripting (XSS), via the file upload functionality. A low privileged user will be able to share a file with an admin user, which could lead to privilege escalation.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-09-20
Last modified	2026-06-17

Publisher (CNA): Mend · Vendor: cloudreve

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

Am I affected?

Timeline

2022-09-20 15:15 UTCPublished CVE record published
2026-06-17 04:46 UTCUpdated Record last modified

cloudreve cloudreve UPGRADE

Affected: >= 1.0.0 and <= 3.5.3

Fixed in: newer than 3.5.3

Safe to downgrade to: a release before 1.0.0

1. Check installed version

apt-cache policy cloudreve || rpm -q cloudreve || cloudreve --version

2. UPGRADE to newer than 3.5.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cloudreve

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cloudreve

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison cloudreve sudo apt install cloudreve=<VERSION_BEFORE_1.0.0> sudo apt-mark hold cloudreve

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list cloudreve sudo dnf downgrade cloudreve-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add cloudreve

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-2022-32167?

cloudreve: upgrade to newer than 3.5.3. Exact commands for each OS are on this page.

Is CVE-2022-32167 being exploited?

CVE-2022-32167 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-2022-32167 affect?

CVE-2022-32167 affects cloudreve. Severity is medium (CVSS 5.4). Cloudreve versions v1.0.0 through v3.5.3 are vulnerable to Stored Cross-Site Scripting (XSS), via the file upload functionality. A low privileged user will be able to share a file with an admin user, which could lead to privilege escalation

How urgent is CVE-2022-32167?

Priority 35/100. Public exploit reference

Related CVEs

CVE-2026-25726 HIGH 8.1 UPGRADE Cloudreve is a self-hosted file management and sharing system

References

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