How severe is CVE-2018-19126?

CVE-2018-19126 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-2018-19126 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19126?

CVE-2018-19126 affects Prestashop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-19126?

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-2018-19126 published?

CVE-2018-19126 was published on 2018-11-09 and last updated on 2026-06-17.

CVE-2018-19126

CVE-2018-19126 is a critical-severity vulnerability in Prestashop with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 23% places it in the 97th percentile, indicating an elevated likelihood of exploitation. 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: 23% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Prestashop
Published: 2018-11-09
Last modified: 2026-06-17

Description

PrestaShop 1.6.x before 1.6.1.23 and 1.7.x before 1.7.4.4 allows remote attackers to execute arbitrary code via a file upload.

Frequently asked questions

What is CVE-2018-19126?: PrestaShop 1.6.x before 1.6.1.23 and 1.7.x before 1.7.4.4 allows remote attackers to execute arbitrary code via a file upload.
How severe is CVE-2018-19126?: CVE-2018-19126 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-2018-19126 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 23% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19126?: CVE-2018-19126 affects Prestashop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-19126?: 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-2018-19126 published?: CVE-2018-19126 was published on 2018-11-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:prestashop:prestashop:*:*:*:*:*:*:*:*

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