CVE-2023-33559: A local file inclusion vulnerability via the lang parameter in OcoMon before v4.0.1 allows attackers to execut

Q: How do I fix CVE-2023-33559?

ocomon: upgrade to 4.0.1. Exact commands for each OS are on this page.

Q: Is CVE-2023-33559 being exploited?

CVE-2023-33559 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-33559 affect?

CVE-2023-33559 affects ocomon. Severity is high (CVSS 8.8). 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.

This month

HIGH 8.8UPGRADE

CVE-2023-33559 is a high-severity flaw (CVSS 8.8) affecting ocomon. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-829
Published	2023-10-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ocomon project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-10-26 21:15 UTCPublished CVE record published
2026-06-17 06:01 UTCUpdated Record last modified

ocomon project ocomon UPGRADE

Affected: < 4.0.1

Fixed in: 4.0.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ocomon || rpm -q ocomon || ocomon --version

2. UPGRADE to 4.0.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ocomon

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ocomon

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-33559?

ocomon: upgrade to 4.0.1. Exact commands for each OS are on this page.

Is CVE-2023-33559 being exploited?

CVE-2023-33559 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-33559 affect?

CVE-2023-33559 affects ocomon. Severity is high (CVSS 8.8). 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 urgent is CVE-2023-33559?

Priority 45/100. High severity

Software pages

PHP vulnerabilities

Related CVEs

CVE-2023-33558 HIGH 7.5 UPGRADE An information disclosure vulnerability in the component users-grid-data.php of Ocomon before v4.0.1 allows at
CVE-2022-41391 CRITICAL 9.8 DOWNGRADE OcoMon v4.0 was discovered to contain a SQL injection vulnerability via the cod parameter at showImg.php.
CVE-2022-41390 CRITICAL 9.8 DOWNGRADE OcoMon v4.0 was discovered to contain a SQL injection vulnerability via the cod parameter at download.php.
CVE-2022-40798 HIGH 7.5 UPGRADE OcoMon 4.0RC1 is vulnerable to Incorrect Access Control

References

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