How severe is CVE-2013-4333?

CVE-2013-4333 has a CVSS 3.x base score of 9.1, 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 none, and availability high.

Is CVE-2013-4333 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4333?

CVE-2013-4333 primarily affects Tejimaya Openpne. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4333?

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-2013-4333 published?

CVE-2013-4333 was published on 2020-01-24 and last updated on 2026-06-16.

CVE-2013-4333

CVE-2013-4333 is a critical-severity vulnerability in Tejimaya Openpne with a CVSS 3.x base score of 9.1. 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-611.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Tejimaya Openpne
Published: 2020-01-24
Last modified: 2026-06-16

Description

OpenPNE 3 versions 3.8.7, 3.6.11, 3.4.21.1, 3.2.7.6, 3.0.8.5 has an External Entity Injection Vulnerability

Frequently asked questions

What is CVE-2013-4333?: OpenPNE 3 versions 3.8.7, 3.6.11, 3.4.21.1, 3.2.7.6, 3.0.8.5 has an External Entity Injection Vulnerability
How severe is CVE-2013-4333?: CVE-2013-4333 has a CVSS 3.x base score of 9.1, 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 none, and availability high.
Is CVE-2013-4333 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4333?: CVE-2013-4333 primarily affects Tejimaya Openpne. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4333?: 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-2013-4333 published?: CVE-2013-4333 was published on 2020-01-24 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:tejimaya:openpne:3.0.8.5:*:*:*:*:*:*:*
cpe:2.3:a:tejimaya:openpne:3.2.7.6:*:*:*:*:*:*:*
cpe:2.3:a:tejimaya:openpne:3.4.21.1:*:*:*:*:*:*:*
cpe:2.3:a:tejimaya:openpne:3.6.11:*:*:*:*:*:*:*
cpe:2.3:a:tejimaya:openpne:3.8.7:*:*:*:*:*:*:*

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