How severe is CVE-2018-16370?

CVE-2018-16370 has a CVSS 3.x base score of 9.8, 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 high, and availability high.

Is CVE-2018-16370 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16370?

CVE-2018-16370 affects Pescms Pescms Team. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16370?

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-2018-16370 published?

CVE-2018-16370 was published on 2018-09-03 and last updated on 2026-06-17.

CVE-2018-16370

CVE-2018-16370 is a critical-severity vulnerability in Pescms Pescms Team with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Pescms Pescms Team
Published: 2018-09-03
Last modified: 2026-06-17

Description

In PESCMS Team 2.2.1, attackers may upload and execute arbitrary PHP code through /Public/?g=Team&m=Setting&a=upgrade by placing a .php file in a ZIP archive.

Frequently asked questions

What is CVE-2018-16370?: In PESCMS Team 2.2.1, attackers may upload and execute arbitrary PHP code through /Public/?g=Team&m=Setting&a=upgrade by placing a .php file in a ZIP archive.
How severe is CVE-2018-16370?: CVE-2018-16370 has a CVSS 3.x base score of 9.8, 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 high, and availability high.
Is CVE-2018-16370 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16370?: CVE-2018-16370 affects Pescms Pescms Team. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16370?: 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-2018-16370 published?: CVE-2018-16370 was published on 2018-09-03 and last updated on 2026-06-17.

References

https://github.com/lazyphp/PESCMS-TEAM/issues/2

Affected products (1)

cpe:2.3:a:pescms:pescms_team:2.2.1:*:*:*:*:*:*:*

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