How severe is CVE-2018-18934?

CVE-2018-18934 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-2018-18934 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-18934?

CVE-2018-18934 affects Popojicms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-18934?

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-2018-18934 published?

CVE-2018-18934 was published on 2018-11-05 and last updated on 2026-06-17.

CVE-2018-18934

CVE-2018-18934 is a critical-severity vulnerability in Popojicms 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-352.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Popojicms
Published: 2018-11-05
Last modified: 2026-06-17

Description

An issue was discovered in PopojiCMS v2.0.1. admin_component.php is exploitable via the po-admin/route.php?mod=component&act=addnew URI by using the fupload parameter to upload a ZIP file containing arbitrary PHP code (that is extracted and can be executed). This can also be exploited via CSRF.

Frequently asked questions

What is CVE-2018-18934?: An issue was discovered in PopojiCMS v2.0.1. admin_component.php is exploitable via the po-admin/route.php?mod=component&act=addnew URI by using the fupload parameter to upload a ZIP file containing arbitrary PHP code (that is extracted and can be executed). This can also be exploited via CSRF.
How severe is CVE-2018-18934?: CVE-2018-18934 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-2018-18934 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-18934?: CVE-2018-18934 affects Popojicms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-18934?: 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-2018-18934 published?: CVE-2018-18934 was published on 2018-11-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:popojicms:popojicms:2.0.1:*:*:*:*:*:*:*

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