How severe is CVE-2020-8889?

CVE-2020-8889 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-8889 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-8889?

CVE-2020-8889 affects Shipstation. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-8889?

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-2020-8889 published?

CVE-2020-8889 was published on 2023-03-28 and last updated on 2026-06-17.

CVE-2020-8889

CVE-2020-8889 is a high-severity vulnerability in Shipstation with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Shipstation
Published: 2023-03-28
Last modified: 2026-06-17

Description

The ShipStation.com plugin 1.0 for CS-Cart allows remote attackers to obtain sensitive information (via action=export) because a typo results in a successful comparison of a blank password and NULL.

Frequently asked questions

What is CVE-2020-8889?: The ShipStation.com plugin 1.0 for CS-Cart allows remote attackers to obtain sensitive information (via action=export) because a typo results in a successful comparison of a blank password and NULL.
How severe is CVE-2020-8889?: CVE-2020-8889 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-8889 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-8889?: CVE-2020-8889 affects Shipstation. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-8889?: 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-2020-8889 published?: CVE-2020-8889 was published on 2023-03-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:shipstation:shipstation:1.0:*:*:*:*:cs-cart:*:*

More vulnerabilities in Shipstation

CVE-2020-9009 — Low (CVSS 3.7): The ShipStation.com plugin 1.1 and earlier for CS-Cart allows remote attackers to insert arbitrary information into the…

All CVEs affecting Shipstation →