How severe is CVE-2021-43693?

CVE-2021-43693 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-2021-43693 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-43693?

CVE-2021-43693 affects Vestacp Vesta Control Panel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-43693?

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-2021-43693 published?

CVE-2021-43693 was published on 2021-11-29 and last updated on 2026-06-17.

CVE-2021-43693

CVE-2021-43693 is a critical-severity vulnerability in Vestacp Vesta Control Panel 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.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Vestacp Vesta Control Panel
Published: 2021-11-29
Last modified: 2026-06-17

Description

vesta 0.9.8-24 is affected by a file inclusion vulnerability in file web/add/user/index.php.

Frequently asked questions

What is CVE-2021-43693?: vesta 0.9.8-24 is affected by a file inclusion vulnerability in file web/add/user/index.php.
How severe is CVE-2021-43693?: CVE-2021-43693 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-2021-43693 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-43693?: CVE-2021-43693 affects Vestacp Vesta Control Panel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-43693?: 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-2021-43693 published?: CVE-2021-43693 was published on 2021-11-29 and last updated on 2026-06-17.

References

https://github.com/serghey-rodin/vesta/issues/2052

Affected products (1)

cpe:2.3:a:vestacp:vesta_control_panel:0.9.8-24:*:*:*:*:*:*:*

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