How severe is CVE-2022-4140?

CVE-2022-4140 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-2022-4140 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-4140?

CVE-2022-4140 affects Welcart Welcart E-commerce. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-4140?

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-2022-4140 published?

CVE-2022-4140 was published on 2023-01-02 and last updated on 2026-06-17.

CVE-2022-4140

CVE-2022-4140 is a high-severity vulnerability in Welcart Welcart E-commerce with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Welcart Welcart E-commerce
Published: 2023-01-02
Last modified: 2026-06-17

Description

The Welcart e-Commerce WordPress plugin before 2.8.5 does not validate user input before using it to output the content of a file, which could allow unauthenticated attacker to read arbitrary files on the server

Frequently asked questions

What is CVE-2022-4140?: The Welcart e-Commerce WordPress plugin before 2.8.5 does not validate user input before using it to output the content of a file, which could allow unauthenticated attacker to read arbitrary files on the server
How severe is CVE-2022-4140?: CVE-2022-4140 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-2022-4140 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4140?: CVE-2022-4140 affects Welcart Welcart E-commerce. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4140?: 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-2022-4140 published?: CVE-2022-4140 was published on 2023-01-02 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/0d649a7e-3334-48f7-abca-fff0856e12c7

Affected products (1)

cpe:2.3:a:welcart:welcart_e-commerce:*:*:*:*:*:wordpress:*:*

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