How severe is CVE-2023-33253?

CVE-2023-33253 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-2023-33253 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33253?

CVE-2023-33253 affects Agilebio Labcollector. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-33253?

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-2023-33253 published?

CVE-2023-33253 was published on 2023-06-12 and last updated on 2026-06-17.

CVE-2023-33253

CVE-2023-33253 is a high-severity vulnerability in Agilebio Labcollector 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-434.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Agilebio Labcollector
Published: 2023-06-12
Last modified: 2026-06-17

Description

LabCollector 6.0 though 6.15 allows remote code execution. An authenticated remote low-privileged user can upload an executable PHP file and execute system commands. The vulnerability is in the message function, and is due to insufficient validation of the file (such as shell.jpg.php.shell) being sent.

Frequently asked questions

What is CVE-2023-33253?: LabCollector 6.0 though 6.15 allows remote code execution. An authenticated remote low-privileged user can upload an executable PHP file and execute system commands. The vulnerability is in the message function, and is due to insufficient validation of the file (such as shell.jpg.php.shell) being sent.
How severe is CVE-2023-33253?: CVE-2023-33253 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-2023-33253 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33253?: CVE-2023-33253 affects Agilebio Labcollector. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-33253?: 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-2023-33253 published?: CVE-2023-33253 was published on 2023-06-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:agilebio:labcollector:*:*:*:*:*:*:*:*

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