How severe is CVE-2021-47830?

CVE-2021-47830 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2021-47830 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-47830?

CVE-2021-47830 affects Get-simple Getsimplecms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-47830?

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

Does CVE-2021-47830 have an EU (EUVD) identifier?

Yes. CVE-2021-47830 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3644.

When was CVE-2021-47830 published?

CVE-2021-47830 was published on 2026-01-21 and last updated on 2026-06-17.

CVE-2021-47830

CVE-2021-47830 is a medium-severity vulnerability in Get-simple Getsimplecms with a CVSS 3.x base score of 6.5. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 5.1
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-3644
Weakness: CWE-352
Affected product: Get-simple Getsimplecms
Published: 2026-01-21
Last modified: 2026-06-17

Description

GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attackers can craft a malicious webpage that, when visited by an authenticated administrator, can change SMTP configuration settings in the plugin. This may allow unauthorized changes but does not directly enable remote code execution.

Frequently asked questions

What is CVE-2021-47830?: GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attackers can craft a malicious webpage that, when visited by an authenticated administrator, can change SMTP configuration settings in the plugin. This may allow unauthorized changes but does not directly enable remote code execution.
How severe is CVE-2021-47830?: CVE-2021-47830 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-47830 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-47830?: CVE-2021-47830 affects Get-simple Getsimplecms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-47830?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2021-47830 have an EU (EUVD) identifier?: Yes. CVE-2021-47830 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3644.
When was CVE-2021-47830 published?: CVE-2021-47830 was published on 2026-01-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:get-simple:getsimplecms:1.1.1:*:*:*:*:*:*:*

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