CVE-2017-20058: A vulnerability classified as problematic was found in Elefant CMS 1.3.12-RC

Routine

MEDIUM 4.3DOWNGRADE

CVE-2017-20058 is a medium-severity flaw (CVSS 4.3) affecting elefantcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as problematic was found in Elefant CMS 1.3.12-RC. Affected by this vulnerability is an unknown functionality of the component Version Comparison. The manipulation leads to basic cross site scripting (Persistent). The attack can be launched remotely. Upgrading to version 1.3.13 is able to address this issue. It is recommended to upgrade the affected component.

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	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-80, CWE-79
Published	2022-06-20
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: elefantcms

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

Am I affected?

Timeline

2022-06-20 05:15 UTCPublished CVE record published
2026-06-17 01:15 UTCUpdated Record last modified

elefantcms elefantcms DOWNGRADE

Affected: 1.3.12 rc

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.3.12

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.3.12 (Debian / Ubuntu)

apt-cache madison elefantcms sudo apt install elefantcms=<VERSION_BEFORE_1.3.12> sudo apt-mark hold elefantcms

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

dnf --showduplicates list elefantcms sudo dnf downgrade elefantcms-<VERSION_BEFORE_1.3.12> sudo dnf versionlock add elefantcms

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-2017-20058?

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

Is CVE-2017-20058 being exploited?

CVE-2017-20058 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-2017-20058 affect?

CVE-2017-20058 affects elefantcms. Severity is medium (CVSS 4.3). A vulnerability classified as problematic was found in Elefant CMS 1.3.12-RC. Affected by this vulnerability is an unknown functionality of the component Version Comparison. The manipulation leads to basic cross site scripting (Persistent).

How urgent is CVE-2017-20058?

Priority 34/100. Public exploit reference

References

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