CVE-2017-20056: A vulnerability was found in weblizar User Login Log Plugin 2.2.1

Routine

LOW 3.5DOWNGRADE

CVE-2017-20056 is a low-severity flaw (CVSS 3.5) affecting user login log. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in weblizar User Login Log Plugin 2.2.1. It has been classified as problematic. Affected is an unknown function. The manipulation leads to basic cross site scripting (Stored). It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	3.5 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-80, CWE-79
Published	2022-06-16
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: intechnosoftware

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

Am I affected?

Timeline

2022-06-16 13:15 UTCPublished CVE record published
2026-06-17 01:15 UTCUpdated Record last modified

intechnosoftware user login log DOWNGRADE

Affected: 2.2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.2.1

1. Check installed version

apt-cache policy user-login-log || rpm -q user-login-log || user-login-log --version

2. No fixed release: DOWNGRADE to a release before 2.2.1 (Debian / Ubuntu)

apt-cache madison user-login-log sudo apt install user-login-log=<VERSION_BEFORE_2.2.1> sudo apt-mark hold user-login-log

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

dnf --showduplicates list user-login-log sudo dnf downgrade user-login-log-<VERSION_BEFORE_2.2.1> sudo dnf versionlock add user-login-log

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-2017-20056?

user login log: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-20056 being exploited?

CVE-2017-20056 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-2017-20056 affect?

CVE-2017-20056 affects user login log. Severity is low (CVSS 3.5). A vulnerability was found in weblizar User Login Log Plugin 2.2.1. It has been classified as problematic. Affected is an unknown function. The manipulation leads to basic cross site scripting (Stored). It is possible to launch the attack re

How urgent is CVE-2017-20056?

Priority 32/100. Public exploit reference

References

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