How severe is CVE-2020-5278?

CVE-2020-5278 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-5278 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5278?

CVE-2020-5278 affects Prestashop. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-5278?

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

When was CVE-2020-5278 published?

CVE-2020-5278 was published on 2020-04-20 and last updated on 2026-06-17.

CVE-2020-5278

CVE-2020-5278 is a medium-severity vulnerability in Prestashop with a CVSS 3.x base score of 4.1. 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 4.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Prestashop
Published: 2020-04-20
Last modified: 2026-06-17

Description

In PrestaShop between versions 1.5.4.0 and 1.7.6.5, there is a reflected XSS on Exception page The problem is fixed in 1.7.6.5

Frequently asked questions

What is CVE-2020-5278?: In PrestaShop between versions 1.5.4.0 and 1.7.6.5, there is a reflected XSS on Exception page The problem is fixed in 1.7.6.5
How severe is CVE-2020-5278?: CVE-2020-5278 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-5278 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5278?: CVE-2020-5278 affects Prestashop. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-5278?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5278 published?: CVE-2020-5278 was published on 2020-04-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:prestashop:prestashop:*:*:*:*:*:*:*:*

More vulnerabilities in Prestashop

CVE-2008-5791 — Critical (CVSS 10.0): Multiple unspecified vulnerabilities in PrestaShop e-Commerce Solution before 1.1 Beta 2 (aka 1.1.0.1) have unknown…
CVE-2023-30839 — Critical (CVSS 9.9): PrestaShop is an Open Source e-commerce web application. Versions prior to 8.0.4 and 1.7.8.9 contain a SQL filtering…
CVE-2022-31181 — Critical (CVSS 9.8): PrestaShop is an Open Source e-commerce platform. In versions from 1.6.0.10 and before 1.7.8.7 PrestaShop is subject to…
CVE-2021-3110 — Critical (CVSS 9.8): The store system in PrestaShop 1.7.7.0 allows time-based boolean SQL injection via the module=productcomments…
CVE-2020-15160 — Critical (CVSS 9.8): PrestaShop from version 1.7.5.0 and before version 1.7.6.8 is vulnerable to a blind SQL Injection attack in the Catalog…
CVE-2013-6295 — Critical (CVSS 9.8): PrestaShop 1.5.5 vulnerable to privilege escalation via a Salesman account via upload module

All CVEs affecting Prestashop →

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 →