How severe is CVE-2023-33559?

CVE-2023-33559 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-33559 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33559?

CVE-2023-33559 affects Ocomon Project Ocomon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-33559?

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-2023-33559 published?

CVE-2023-33559 was published on 2023-10-26 and last updated on 2026-06-17.

CVE-2023-33559

CVE-2023-33559 is a high-severity vulnerability in Ocomon Project Ocomon with a CVSS 3.x base score of 8.8. 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-829.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-829
Affected product: Ocomon Project Ocomon
Published: 2023-10-26
Last modified: 2026-06-17

Description

A local file inclusion vulnerability via the lang parameter in OcoMon before v4.0.1 allows attackers to execute arbitrary code by supplying a crafted PHP file.

Frequently asked questions

What is CVE-2023-33559?: A local file inclusion vulnerability via the lang parameter in OcoMon before v4.0.1 allows attackers to execute arbitrary code by supplying a crafted PHP file.
How severe is CVE-2023-33559?: CVE-2023-33559 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-33559 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33559?: CVE-2023-33559 affects Ocomon Project Ocomon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-33559?: 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-2023-33559 published?: CVE-2023-33559 was published on 2023-10-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ocomon_project:ocomon:*:*:*:*:*:*:*:*

More vulnerabilities in Ocomon Project Ocomon

CVE-2022-41391 — Critical (CVSS 9.8): OcoMon v4.0 was discovered to contain a SQL injection vulnerability via the cod parameter at showImg.php.
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CVE-2022-40798 — High (CVSS 7.5): OcoMon 4.0RC1 is vulnerable to Incorrect Access Control. Through a request the user can obtain the real email, sending…

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