How severe is CVE-2019-12099?

CVE-2019-12099 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-12099 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12099?

CVE-2019-12099 affects Php-fusion. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-12099?

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-2019-12099 published?

CVE-2019-12099 was published on 2019-05-14 and last updated on 2026-06-17.

CVE-2019-12099

CVE-2019-12099 is a high-severity vulnerability in Php-fusion with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Php-fusion
Published: 2019-05-14
Last modified: 2026-06-17

Description

In PHP-Fusion 9.03.00, edit_profile.php allows remote authenticated users to execute arbitrary code because includes/dynamics/includes/form_fileinput.php and includes/classes/PHPFusion/Installer/Lib/Core.settings.inc mishandle executable files during avatar upload.

Frequently asked questions

What is CVE-2019-12099?: In PHP-Fusion 9.03.00, edit_profile.php allows remote authenticated users to execute arbitrary code because includes/dynamics/includes/form_fileinput.php and includes/classes/PHPFusion/Installer/Lib/Core.settings.inc mishandle executable files during avatar upload.
How severe is CVE-2019-12099?: CVE-2019-12099 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-12099 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12099?: CVE-2019-12099 affects Php-fusion. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-12099?: 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-2019-12099 published?: CVE-2019-12099 was published on 2019-05-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:php-fusion:php-fusion:*:*:*:*:*:*:*:*

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