CVE-2024-32340: A cross-site scripting (XSS) vulnerability in the Settings section of WonderCMS v3.4.3 allows attackers to exe

This month

CRITICAL 9.6DOWNGRADE

CVE-2024-32340 is a critical-severity flaw (CVSS 9.6) affecting wondercms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) vulnerability in the Settings section of WonderCMS v3.4.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the WEBSITE TITLE parameter under the Menu module.

Why this priority

Critical severity
Public exploit reference

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

Risk facts

CVSS score	9.6 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-04-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wondercms

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

Am I affected?

Timeline

2024-04-17 21:15 UTCPublished CVE record published
2026-06-17 07:29 UTCUpdated Record last modified

wondercms wondercms DOWNGRADE

Affected: 3.4.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.4.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.4.3 (Debian / Ubuntu)

apt-cache madison wondercms sudo apt install wondercms=<VERSION_BEFORE_3.4.3> sudo apt-mark hold wondercms

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

dnf --showduplicates list wondercms sudo dnf downgrade wondercms-<VERSION_BEFORE_3.4.3> sudo dnf versionlock add wondercms

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-2024-32340?

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

Is CVE-2024-32340 being exploited?

CVE-2024-32340 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-2024-32340 affect?

CVE-2024-32340 affects wondercms. Severity is critical (CVSS 9.6). A cross-site scripting (XSS) vulnerability in the Settings section of WonderCMS v3.4.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the WEBSITE TITLE parameter under the Menu module.

How urgent is CVE-2024-32340?

Priority 52/100. Critical severity; Public exploit reference

Related CVEs

CVE-2023-41425 MEDIUM 6.1 UPGRADE Cross Site Scripting vulnerability in Wonder CMS v.3.2.0 thru v.3.4.2 allows a remote attacker to execute arbi
CVE-2025-3123 MEDIUM 4.7 DOWNGRADE A vulnerability, which was classified as critical, has been found in WonderCMS 3.5.0
CVE-2024-41305 MEDIUM 4.7 DOWNGRADE A Server-Side Request Forgery (SSRF) in the Plugins Page of WonderCMS v3.4.3 allows attackers to force the app
CVE-2024-41304 MEDIUM 5.4 DOWNGRADE An arbitrary file upload vulnerability in the uploadFileAction() function of WonderCMS v3.4.3 allows attackers
CVE-2024-32746 MEDIUM 4.6 DOWNGRADE A cross-site scripting (XSS) vulnerability in the Settings section of WonderCMS v3.4.3 allows attackers to exe

References

← Back to latest CVEs