How severe is CVE-2009-4121?

CVE-2009-4121 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2009-4121 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4121?

CVE-2009-4121 primarily affects Opensolution Quick.cms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4121?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2009-4121 published?

CVE-2009-4121 was published on 2009-12-01 and last updated on 2026-06-16.

CVE-2009-4121

CVE-2009-4121 is a medium-severity vulnerability in Opensolution Quick.cms with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Opensolution Quick.cms
Published: 2009-12-01
Last modified: 2026-06-16

Description

Multiple cross-site request forgery (CSRF) vulnerabilities in Quick.CMS 2.4 and Quick.CMS.Lite 2.4 allow remote attackers to hijack the authentication of the administrator for requests that (1) delete web pages via a p-delete action to admin.php, and possibly (2) delete products or (3) delete orders via unspecified vectors. NOTE: some of these details are obtained from third party information.

Frequently asked questions

What is CVE-2009-4121?: Multiple cross-site request forgery (CSRF) vulnerabilities in Quick.CMS 2.4 and Quick.CMS.Lite 2.4 allow remote attackers to hijack the authentication of the administrator for requests that (1) delete web pages via a p-delete action to admin.php, and possibly (2) delete products or (3) delete orders via unspecified vectors. NOTE: some of these details are obtained from third party information.
How severe is CVE-2009-4121?: CVE-2009-4121 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2009-4121 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4121?: CVE-2009-4121 primarily affects Opensolution Quick.cms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4121?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4121 published?: CVE-2009-4121 was published on 2009-12-01 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:opensolution:quick.cms:2.4:*:*:*:*:*:*:*
cpe:2.3:a:opensolution:quick.cms.lite:2.4:*:*:*:*:*:*:*

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