How severe is CVE-2013-4621?

CVE-2013-4621 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2013-4621 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4621?

CVE-2013-4621 affects Magdevgroup Magnolia Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-4621?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-4621 published?

CVE-2013-4621 was published on 2019-12-27 and last updated on 2026-06-16.

CVE-2013-4621

CVE-2013-4621 is a critical-severity vulnerability in Magdevgroup Magnolia Cms with a CVSS 3.x base score of 9.8. 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-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Magdevgroup Magnolia Cms
Published: 2019-12-27
Last modified: 2026-06-16

Description

Magnolia CMS before 4.5.9 has multiple access bypass vulnerabilities

Frequently asked questions

What is CVE-2013-4621?: Magnolia CMS before 4.5.9 has multiple access bypass vulnerabilities
How severe is CVE-2013-4621?: CVE-2013-4621 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2013-4621 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4621?: CVE-2013-4621 affects Magdevgroup Magnolia Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-4621?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-4621 published?: CVE-2013-4621 was published on 2019-12-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:magdevgroup:magnolia_cms:*:*:*:*:*:*:*:*

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