CVE-2020-36609: A vulnerability was found in annyshow DuxCMS 2.1

Routine

LOW 2.4DOWNGRADE

CVE-2020-36609 is a low-severity flaw (CVSS 2.4) affecting duxcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in annyshow DuxCMS 2.1. It has been classified as problematic. This affects an unknown part of the file admin.php&r=article/AdminContent/edit of the component Article Handler. The manipulation of the argument content leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-215115.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	2.4 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-707
Published	2022-12-08
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: duxcms project

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

Am I affected?

Timeline

2022-12-08 10:15 UTCPublished CVE record published
2026-06-17 03:15 UTCUpdated Record last modified

duxcms project duxcms DOWNGRADE

Affected: 2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.1 (Debian / Ubuntu)

apt-cache madison duxcms sudo apt install duxcms=<VERSION_BEFORE_2.1> sudo apt-mark hold duxcms

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

dnf --showduplicates list duxcms sudo dnf downgrade duxcms-<VERSION_BEFORE_2.1> sudo dnf versionlock add duxcms

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-2020-36609?

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

Is CVE-2020-36609 being exploited?

CVE-2020-36609 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-2020-36609 affect?

CVE-2020-36609 affects duxcms. Severity is low (CVSS 2.4). A vulnerability was found in annyshow DuxCMS 2.1. It has been classified as problematic. This affects an unknown part of the file admin.php&r=article/AdminContent/edit of the component Article Handler. The manipulation of the argument conte

How urgent is CVE-2020-36609?

Priority 22/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2020-36763 MEDIUM 5.4 DOWNGRADE Cross Site Scripting (XSS) vulnerability in DuxCMS 2.1 allows remote attackers to run arbitrary code via the c
CVE-2020-36610 MEDIUM 4.3 DOWNGRADE A vulnerability was found in annyshow DuxCMS 2.1
CVE-2020-21881 MEDIUM 6.5 DOWNGRADE Cross Site Request Forgery (CSRF) vulnerability in admin.php in DuxCMS 2.1 allows remote attackers to modtify
CVE-2020-21862 HIGH 8.1 DOWNGRADE Directory traversal vulnerability in DuxCMS 2.1 allows attackers to delete arbitrary files via /admin/AdminBac
CVE-2020-21861 HIGH 8.8 DOWNGRADE File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/

References

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