How severe is CVE-2016-4827?

CVE-2016-4827 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-2016-4827 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4827?

CVE-2016-4827 affects Welcart Welcart E-commerce. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-4827?

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

When was CVE-2016-4827 published?

CVE-2016-4827 was published on 2016-06-25 and last updated on 2026-06-17.

CVE-2016-4827

CVE-2016-4827 is a medium-severity vulnerability in Welcart Welcart E-commerce 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% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Welcart Welcart E-commerce
Published: 2016-06-25
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in the Collne Welcart e-Commerce plugin before 1.8.3 for WordPress allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2016-4826.

Frequently asked questions

What is CVE-2016-4827?: Cross-site scripting (XSS) vulnerability in the Collne Welcart e-Commerce plugin before 1.8.3 for WordPress allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2016-4826.
How severe is CVE-2016-4827?: CVE-2016-4827 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-2016-4827 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4827?: CVE-2016-4827 affects Welcart Welcart E-commerce. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-4827?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4827 published?: CVE-2016-4827 was published on 2016-06-25 and last updated on 2026-06-17.

References

Affected products (1)

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

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