CVE-2017-20091: A vulnerability was found in File Manager Plugin 3.0.1

Routine

MEDIUM 4.3DOWNGRADE

CVE-2017-20091 is a medium-severity flaw (CVSS 4.3) affecting library file manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in File Manager Plugin 3.0.1. It has been classified as problematic. This affects an unknown part. The manipulation leads to cross-site request forgery. It is possible to initiate the attack remotely.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-352
Published	2022-06-23
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: wpjos

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

Am I affected?

Timeline

2022-06-23 05:15 UTCPublished CVE record published
2026-06-17 01:15 UTCUpdated Record last modified

wpjos library file manager DOWNGRADE

Affected: 3.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0.1

1. Check installed version

apt-cache policy library-file-manager || rpm -q library-file-manager || library-file-manager --version

2. No fixed release: DOWNGRADE to a release before 3.0.1 (Debian / Ubuntu)

apt-cache madison library-file-manager sudo apt install library-file-manager=<VERSION_BEFORE_3.0.1> sudo apt-mark hold library-file-manager

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

dnf --showduplicates list library-file-manager sudo dnf downgrade library-file-manager-<VERSION_BEFORE_3.0.1> sudo dnf versionlock add library-file-manager

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-2017-20091?

library file manager: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-20091 being exploited?

CVE-2017-20091 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-2017-20091 affect?

CVE-2017-20091 affects library file manager. Severity is medium (CVSS 4.3). A vulnerability was found in File Manager Plugin 3.0.1. It has been classified as problematic. This affects an unknown part. The manipulation leads to cross-site request forgery. It is possible to initiate the attack remotely.

How urgent is CVE-2017-20091?

Priority 29/100. Public exploit reference

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References

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