How severe is CVE-2020-19316?

CVE-2020-19316 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-19316 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-2020-19316?

CVE-2020-19316 affects Laravel Framework. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-19316?

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-2020-19316 published?

CVE-2020-19316 was published on 2021-12-20 and last updated on 2026-06-17.

CVE-2020-19316

CVE-2020-19316 is a high-severity vulnerability in Laravel Framework 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-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Laravel Framework
Published: 2021-12-20
Last modified: 2026-06-17

Description

OS Command injection vulnerability in function link in Filesystem.php in Laravel Framework before 5.8.17.

Frequently asked questions

What is CVE-2020-19316?: OS Command injection vulnerability in function link in Filesystem.php in Laravel Framework before 5.8.17.
How severe is CVE-2020-19316?: CVE-2020-19316 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-19316 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-2020-19316?: CVE-2020-19316 affects Laravel Framework. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-19316?: 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-2020-19316 published?: CVE-2020-19316 was published on 2021-12-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:laravel:framework:*:*:*:*:*:*:*:*

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