CVE-2024-27561: A Server-Side Request Forgery (SSRF) in the installUpdateThemePluginAction function of WonderCMS v3.1.3 allows

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HIGH 8.1DOWNGRADE

CVE-2024-27561 is a high-severity flaw (CVSS 8.1) affecting wondercms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Server-Side Request Forgery (SSRF) in the installUpdateThemePluginAction function of WonderCMS v3.1.3 allows attackers to force the application to make arbitrary requests via injection of crafted URLs into the installThemePlugin parameter.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-918
Published	2024-03-05
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

2024-03-05 17:15 UTCPublished CVE record published
2026-06-17 07:20 UTCUpdated Record last modified

wondercms wondercms DOWNGRADE

Affected: 3.1.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.1.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.1.3 (Debian / Ubuntu)

apt-cache madison wondercms sudo apt install wondercms=<VERSION_BEFORE_3.1.3> sudo apt-mark hold wondercms

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

dnf --showduplicates list wondercms sudo dnf downgrade wondercms-<VERSION_BEFORE_3.1.3> 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-2024-27561?

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

Is CVE-2024-27561 being exploited?

CVE-2024-27561 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-2024-27561 affect?

CVE-2024-27561 affects wondercms. Severity is high (CVSS 8.1). A Server-Side Request Forgery (SSRF) in the installUpdateThemePluginAction function of WonderCMS v3.1.3 allows attackers to force the application to make arbitrary requests via injection of crafted URLs into the installThemePlugin parameter

How urgent is CVE-2024-27561?

Priority 45/100. High 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

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