How severe is CVE-2021-45007?

CVE-2021-45007 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-2021-45007 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-45007?

CVE-2021-45007 affects Plesk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-45007?

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

When was CVE-2021-45007 published?

CVE-2021-45007 was published on 2022-02-20 and last updated on 2026-06-17.

CVE-2021-45007

CVE-2021-45007 is a medium-severity vulnerability in Plesk 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 v2: 4.3
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Plesk
Published: 2022-02-20
Last modified: 2026-06-17

Description

Plesk 18.0.37 is affected by a Cross Site Request Forgery (CSRF) vulnerability that allows an attacker to insert data on the user and admin panel. NOTE: the vendor states that this is only a site-specific problem on websites of one or more Plesk users

Frequently asked questions

What is CVE-2021-45007?: Plesk 18.0.37 is affected by a Cross Site Request Forgery (CSRF) vulnerability that allows an attacker to insert data on the user and admin panel. NOTE: the vendor states that this is only a site-specific problem on websites of one or more Plesk users
How severe is CVE-2021-45007?: CVE-2021-45007 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-2021-45007 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-45007?: CVE-2021-45007 affects Plesk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-45007?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-45007 published?: CVE-2021-45007 was published on 2022-02-20 and last updated on 2026-06-17.

References

https://github.com/AS4mir/CVE-2021-45007/blob/main/README.md

Affected products (1)

cpe:2.3:a:plesk:plesk:18.0.37:*:*:*:*:*:*:*

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