How severe is CVE-2020-13405?

CVE-2020-13405 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-13405 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13405?

CVE-2020-13405 affects Microweber. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13405?

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-2020-13405 published?

CVE-2020-13405 was published on 2020-07-16 and last updated on 2026-06-17.

CVE-2020-13405

CVE-2020-13405 is a high-severity vulnerability in Microweber with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-306.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 14% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Microweber
Published: 2020-07-16
Last modified: 2026-06-17

Description

userfiles/modules/users/controller/controller.php in Microweber before 1.1.20 allows an unauthenticated user to disclose the users database via a /modules/ POST request.

Frequently asked questions

What is CVE-2020-13405?: userfiles/modules/users/controller/controller.php in Microweber before 1.1.20 allows an unauthenticated user to disclose the users database via a /modules/ POST request.
How severe is CVE-2020-13405?: CVE-2020-13405 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-13405 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13405?: CVE-2020-13405 affects Microweber. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13405?: 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-2020-13405 published?: CVE-2020-13405 was published on 2020-07-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:*

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