How severe is CVE-2020-13442?

CVE-2020-13442 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-13442 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13442?

CVE-2020-13442 affects Dext5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13442?

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-2020-13442 published?

CVE-2020-13442 was published on 2020-05-25 and last updated on 2026-06-17.

CVE-2020-13442

CVE-2020-13442 is a critical-severity vulnerability in Dext5 with a CVSS 3.x base score of 9.8. 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Dext5
Published: 2020-05-25
Last modified: 2026-06-17

Description

A Remote code execution vulnerability exists in DEXT5Upload in DEXT5 through 2.7.1402870. An attacker can upload a PHP file via dext5handler.jsp handler because the uploaded file is stored under dext5uploadeddata/.

Frequently asked questions

What is CVE-2020-13442?: A Remote code execution vulnerability exists in DEXT5Upload in DEXT5 through 2.7.1402870. An attacker can upload a PHP file via dext5handler.jsp handler because the uploaded file is stored under dext5uploadeddata/.
How severe is CVE-2020-13442?: CVE-2020-13442 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-13442 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13442?: CVE-2020-13442 affects Dext5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13442?: 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-2020-13442 published?: CVE-2020-13442 was published on 2020-05-25 and last updated on 2026-06-17.

References

https://github.com/kbgsft/vuln-dext5upload/wiki/File-Upload-to-RCE-in-DEXT5Upload-2.7.1402870-by-xcuter

Affected products (1)

cpe:2.3:a:dext5:dext5:*:*:*:*:*:*:*:*

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