CVE-2020-28456
CVE-2020-28456 is a high-severity vulnerability in S-cart with a CVSS 3.x base score of 7.3. 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: High (CVSS 3.x base score 7.3)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (61st percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: S-cart
- Published:
- Last modified:
Description
The package s-cart/core before 4.4 are vulnerable to Cross-site Scripting (XSS) via the admin panel.
Frequently asked questions
- What is CVE-2020-28456?
- The package s-cart/core before 4.4 are vulnerable to Cross-site Scripting (XSS) via the admin panel.
- How severe is CVE-2020-28456?
- CVE-2020-28456 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2020-28456 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-28456?
- CVE-2020-28456 affects S-cart. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-28456?
- 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-2020-28456 published?
- CVE-2020-28456 was published on 2020-12-15 and last updated on 2026-06-17.
References
- https://github.com/s-cart/core/commit/f4b2811293063a3a2bb497b2512d8a18bd202219
- https://github.com/s-cart/s-cart/issues/52
- https://github.com/s-cart/s-cart/releases/tag/v4.4
- https://snyk.io/vuln/SNYK-PHP-SCARTCORE-1047609
Affected products (1)
- cpe:2.3:a:s-cart:s-cart:*:*:*:*:*:*:*:*
More vulnerabilities in S-cart
- CVE-2021-38847 — High (CVSS 8.8): S-Cart v6.4.1 and below was discovered to contain an arbitrary file upload vulnerability in the Editor module on the…
- CVE-2020-28457 — High (CVSS 7.2): This affects the package s-cart/core before 4.4. The search functionality of the admin dashboard in…
- CVE-2022-21149 — Medium (CVSS 5.4): The package s-cart/s-cart before 6.9; the package s-cart/core before 6.9 are vulnerable to Cross-site Scripting (XSS)…
- CVE-2021-44111 — Medium (CVSS 4.4): A Directory Traversal vulnerability exists in S-Cart 6.7 via download in sc-admin/backup.
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