How severe is CVE-2019-15524?

CVE-2019-15524 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-2019-15524 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-15524?

CVE-2019-15524 affects Cszcms Csz Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-15524?

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-2019-15524 published?

CVE-2019-15524 was published on 2019-08-26 and last updated on 2026-06-17.

CVE-2019-15524

CVE-2019-15524 is a critical-severity vulnerability in Cszcms Csz Cms 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: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Cszcms Csz Cms
Published: 2019-08-26
Last modified: 2026-06-17

Description

CSZ CMS 1.2.3 allows arbitrary file upload, as demonstrated by a .php file to admin/filemanager in the File Management Module, which leads to remote code execution by visiting a photo/upload/2019/ URI.

Frequently asked questions

What is CVE-2019-15524?: CSZ CMS 1.2.3 allows arbitrary file upload, as demonstrated by a .php file to admin/filemanager in the File Management Module, which leads to remote code execution by visiting a photo/upload/2019/ URI.
How severe is CVE-2019-15524?: CVE-2019-15524 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-2019-15524 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-15524?: CVE-2019-15524 affects Cszcms Csz Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-15524?: 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-2019-15524 published?: CVE-2019-15524 was published on 2019-08-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cszcms:csz_cms:1.2.3:*:*:*:*:*:*:*

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