How severe is CVE-2021-41280?

CVE-2021-41280 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-41280 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-41280?

CVE-2021-41280 affects Sharetribe. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-41280?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-41280 published?

CVE-2021-41280 was published on 2021-11-19 and last updated on 2026-06-17.

CVE-2021-41280

CVE-2021-41280 is a critical-severity vulnerability in Sharetribe with a CVSS 3.x base score of 9.8. 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Sharetribe
Published: 2021-11-19
Last modified: 2026-06-17

Description

Sharetribe Go is a source available marketplace software. In affected versions operating system command injection is possible on installations of Sharetribe Go, that do not have a secret AWS Simple Notification Service (SNS) notification token configured via the `sns_notification_token` configuration parameter. This configuration parameter is unset by default. The vulnerability has been patched in version 10.2.1. Users who are unable to upgrade should set the`sns_notification_token` configuration parameter to a secret value.

Frequently asked questions

What is CVE-2021-41280?: Sharetribe Go is a source available marketplace software. In affected versions operating system command injection is possible on installations of Sharetribe Go, that do not have a secret AWS Simple Notification Service (SNS) notification token configured via the `sns_notification_token` configuration parameter. This configuration parameter is unset by default. The vulnerability has been patched in version 10.2.1. Users who are unable to upgrade should set the`sns_notification_token` configuration parameter to a secret value.
How severe is CVE-2021-41280?: CVE-2021-41280 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-41280 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-41280?: CVE-2021-41280 affects Sharetribe. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-41280?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-41280 published?: CVE-2021-41280 was published on 2021-11-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sharetribe:sharetribe:*:*:*:*:*:*:*:*

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