How severe is CVE-2016-4826?

CVE-2016-4826 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-2016-4826 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-2016-4826?

CVE-2016-4826 affects Welcart Welcart E-commerce. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-4826?

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

When was CVE-2016-4826 published?

CVE-2016-4826 was published on 2016-06-25 and last updated on 2026-06-17.

CVE-2016-4826

CVE-2016-4826 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-2016-4827.

Frequently asked questions

What is CVE-2016-4826?: 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-2016-4827.
How severe is CVE-2016-4826?: CVE-2016-4826 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-2016-4826 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-2016-4826?: CVE-2016-4826 affects Welcart Welcart E-commerce. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-4826?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-4826 published?: CVE-2016-4826 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:*:*

More vulnerabilities in Welcart Welcart E-commerce

CVE-2023-5952 — Critical (CVSS 9.8): The Welcart e-Commerce WordPress plugin before 2.9.5 unserializes user input from cookies, which could allow…
CVE-2025-27130 — High (CVSS 8.8): Welcart e-Commerce 2.11.6 and earlier versions contains an untrusted data deserialization vulnerability. If this…
CVE-2024-42404 — High (CVSS 8.8): SQL injection vulnerability in Welcart e-Commerce prior to 2.11.2 allows an attacker who can login to the product to…
CVE-2023-5953 — High (CVSS 8.8): The Welcart e-Commerce WordPress plugin before 2.9.5 does not validate files to be uploaded, as well as does not have…
CVE-2023-43610 — High (CVSS 8.8): SQL injection vulnerability in Order Data Edit page of Welcart e-Commerce versions 2.7 to 2.8.21 allows a user with…
CVE-2022-4237 — High (CVSS 8.8): The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist()…

All CVEs affecting Welcart Welcart E-commerce →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →