How severe is CVE-2013-2184?

CVE-2013-2184 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2013-2184 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-2184?

CVE-2013-2184 affects Sixapart Movable Type. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-2184?

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

When was CVE-2013-2184 published?

CVE-2013-2184 was published on 2015-03-27 and last updated on 2026-06-16.

CVE-2013-2184

CVE-2013-2184 is a high-severity vulnerability in Sixapart Movable Type with a CVSS 2.0 base score of 7.5. 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-17.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-17
Affected product: Sixapart Movable Type
Published: 2015-03-27
Last modified: 2026-06-16

Description

Movable Type before 5.2.6 does not properly use the Storable::thaw function, which allows remote attackers to execute arbitrary code via the comment_state parameter.

Frequently asked questions

What is CVE-2013-2184?: Movable Type before 5.2.6 does not properly use the Storable::thaw function, which allows remote attackers to execute arbitrary code via the comment_state parameter.
How severe is CVE-2013-2184?: CVE-2013-2184 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2013-2184 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-2184?: CVE-2013-2184 affects Sixapart Movable Type. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-2184?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-2184 published?: CVE-2013-2184 was published on 2015-03-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:sixapart:movable_type:*:*:*:*:*:*:*:*

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