How severe is CVE-2012-4230?

CVE-2012-4230 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2012-4230 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4230?

CVE-2012-4230 affects Tinymce. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-4230?

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

When was CVE-2012-4230 published?

CVE-2012-4230 was published on 2014-04-25 and last updated on 2026-06-16.

CVE-2012-4230

CVE-2012-4230 is a medium-severity vulnerability in Tinymce with a CVSS 2.0 base score of 4.3. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Tinymce
Published: 2014-04-25
Last modified: 2026-06-16

Description

The bbcode plugin in TinyMCE 3.5.8 does not properly enforce the TinyMCE security policy for the (1) encoding directive and (2) valid_elements attribute, which allows attackers to conduct cross-site scripting (XSS) attacks via application-specific vectors, as demonstrated using a textarea element.

Frequently asked questions

What is CVE-2012-4230?: The bbcode plugin in TinyMCE 3.5.8 does not properly enforce the TinyMCE security policy for the (1) encoding directive and (2) valid_elements attribute, which allows attackers to conduct cross-site scripting (XSS) attacks via application-specific vectors, as demonstrated using a textarea element.
How severe is CVE-2012-4230?: CVE-2012-4230 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-4230 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4230?: CVE-2012-4230 affects Tinymce. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-4230?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4230 published?: CVE-2012-4230 was published on 2014-04-25 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:tinymce:tinymce:3.5.8:*:*:*:*:*:*:*

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