How severe is CVE-2021-42050?

CVE-2021-42050 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-2021-42050 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-42050?

CVE-2021-42050 affects Abantecart. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-42050?

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

When was CVE-2021-42050 published?

CVE-2021-42050 was published on 2021-12-14 and last updated on 2026-06-17.

CVE-2021-42050

CVE-2021-42050 is a medium-severity vulnerability in Abantecart 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% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Abantecart
Published: 2021-12-14
Last modified: 2026-06-17

Description

An issue was discovered in AbanteCart before 1.3.2. It allows DOM Based XSS.

Frequently asked questions

What is CVE-2021-42050?: An issue was discovered in AbanteCart before 1.3.2. It allows DOM Based XSS.
How severe is CVE-2021-42050?: CVE-2021-42050 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-2021-42050 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-42050?: CVE-2021-42050 affects Abantecart. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42050?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-42050 published?: CVE-2021-42050 was published on 2021-12-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:abantecart:abantecart:*:*:*:*:*:*:*:*

More vulnerabilities in Abantecart

CVE-2025-50972 — Critical (CVSS 9.8): SQL Injection vulnerability in AbanteCart 1.4.2, allows unauthenticated attackers to execute arbitrary SQL commands via…
CVE-2016-10755 — High (CVSS 8.8): AbanteCart 1.2.8 allows SQL Injection via the source_language parameter to…
CVE-2025-50971 — High (CVSS 7.5): Directory traversal vulnerability in AbanteCart version 1.4.2 allows unauthenticated attackers to gain access to…
CVE-2022-26521 — High (CVSS 7.2): Abantecart through 1.3.2 allows remote authenticated administrators to execute arbitrary code by uploading an…
CVE-2025-40627 — Medium (CVSS 6.1): Reflected Cross-Site Scripting (XSS) vulnerability in AbanteCart v1.4.0, that could allow an attacker to execute…
CVE-2025-40626 — Medium (CVSS 6.1): Reflected Cross-Site Scripting (XSS) vulnerability in AbanteCart v1.4.0, that could allow an attacker to execute…

All CVEs affecting Abantecart →

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 →