How severe is CVE-2012-4052?

CVE-2012-4052 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2012-4052 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-4052?

CVE-2012-4052 primarily affects Jease. In total, 29 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-4052?

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

When was CVE-2012-4052 published?

CVE-2012-4052 was published on 2012-08-20 and last updated on 2026-06-16.

CVE-2012-4052

CVE-2012-4052 is a medium-severity vulnerability in Jease 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Jease
Published: 2012-08-20
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in Jease before 2.9, when creating a comment, allow remote attackers to inject arbitrary web script or HTML via the (1) author, (2) subject, or (3) comment parameter.

Frequently asked questions

What is CVE-2012-4052?: Multiple cross-site scripting (XSS) vulnerabilities in Jease before 2.9, when creating a comment, allow remote attackers to inject arbitrary web script or HTML via the (1) author, (2) subject, or (3) comment parameter.
How severe is CVE-2012-4052?: CVE-2012-4052 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-4052 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4052?: CVE-2012-4052 primarily affects Jease. In total, 29 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4052?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-4052 published?: CVE-2012-4052 was published on 2012-08-20 and last updated on 2026-06-16.

References

Affected products (29)

cpe:2.3:a:jease:jease:*:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.1:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.2:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.3:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.4:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.5:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.6:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.7:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.8:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:0.9:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.0:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.1:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.2:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.3:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.4:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.5:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.6:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.7:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.8:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:1.9:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.0:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.1:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.2:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.3:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.4:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.5:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.6:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.7:*:*:*:*:*:*:*
cpe:2.3:a:jease:jease:2.9:*:*:*:*:*:*:*

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