How severe is CVE-2018-1000640?

CVE-2018-1000640 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-2018-1000640 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1000640?

CVE-2018-1000640 affects Villagedefrance Opencart-overclocked. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1000640?

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

When was CVE-2018-1000640 published?

CVE-2018-1000640 was published on 2018-08-20 and last updated on 2026-06-17.

CVE-2018-1000640

CVE-2018-1000640 is a medium-severity vulnerability in Villagedefrance Opencart-overclocked 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% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Villagedefrance Opencart-overclocked
Published: 2018-08-20
Last modified: 2026-06-17

Description

OpenCart-Overclocked version <=1.11.1 contains a Cross Site Scripting (XSS) vulnerability in User input entered unsanitised within JS function in the template that can result in Unauthorised actions and access to data, stealing session information, denial of service. This attack appear to be exploitable via Malicious input passed in GET parameter.

Frequently asked questions

What is CVE-2018-1000640?: OpenCart-Overclocked version <=1.11.1 contains a Cross Site Scripting (XSS) vulnerability in User input entered unsanitised within JS function in the template that can result in Unauthorised actions and access to data, stealing session information, denial of service. This attack appear to be exploitable via Malicious input passed in GET parameter.
How severe is CVE-2018-1000640?: CVE-2018-1000640 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-2018-1000640 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1000640?: CVE-2018-1000640 affects Villagedefrance Opencart-overclocked. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1000640?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1000640 published?: CVE-2018-1000640 was published on 2018-08-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:villagedefrance:opencart-overclocked:*:*:*:*:*:*:*:*

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