How severe is CVE-2020-11712?

CVE-2020-11712 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-11712 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11712?

CVE-2020-11712 affects Open Upload Project Open Upload. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-11712?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-11712 published?

CVE-2020-11712 was published on 2020-04-12 and last updated on 2026-06-17.

CVE-2020-11712

CVE-2020-11712 is a medium-severity vulnerability in Open Upload Project Open Upload with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Open Upload Project Open Upload
Published: 2020-04-12
Last modified: 2026-06-17

Description

Open Upload through 0.4.3 allows XSS via index.php?action=u and the filename field.

Frequently asked questions

What is CVE-2020-11712?: Open Upload through 0.4.3 allows XSS via index.php?action=u and the filename field.
How severe is CVE-2020-11712?: CVE-2020-11712 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-11712 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11712?: CVE-2020-11712 affects Open Upload Project Open Upload. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-11712?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-11712 published?: CVE-2020-11712 was published on 2020-04-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:open_upload_project:open_upload:*:*:*:*:*:*:*:*

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