How severe is CVE-2020-11011?

CVE-2020-11011 has a CVSS 3.x base score of 9.9, rated critical 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-2020-11011 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11011?

CVE-2020-11011 affects Phproject. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-11011?

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-2020-11011 published?

CVE-2020-11011 was published on 2020-04-22 and last updated on 2026-06-17.

CVE-2020-11011

CVE-2020-11011 is a critical-severity vulnerability in Phproject with a CVSS 3.x base score of 9.9. 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 9.9)
CVSS v2: 6.5
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Phproject
Published: 2020-04-22
Last modified: 2026-06-17

Description

In Phproject before version 1.7.8, there's a vulnerability which allows users with access to file uploads to execute arbitrary code. This is patched in version 1.7.8.

Frequently asked questions

What is CVE-2020-11011?: In Phproject before version 1.7.8, there's a vulnerability which allows users with access to file uploads to execute arbitrary code. This is patched in version 1.7.8.
How severe is CVE-2020-11011?: CVE-2020-11011 has a CVSS 3.x base score of 9.9, rated critical 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-2020-11011 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11011?: CVE-2020-11011 affects Phproject. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-11011?: 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-2020-11011 published?: CVE-2020-11011 was published on 2020-04-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phproject:phproject:*:*:*:*:*:*:*:*

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