How severe is CVE-2021-30005?

CVE-2021-30005 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-30005 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30005?

CVE-2021-30005 affects Jetbrains Pycharm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-30005?

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-2021-30005 published?

CVE-2021-30005 was published on 2021-05-11 and last updated on 2026-06-17.

CVE-2021-30005

CVE-2021-30005 is a high-severity vulnerability in Jetbrains Pycharm with a CVSS 3.x base score of 7.8. 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-345.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Jetbrains Pycharm
Published: 2021-05-11
Last modified: 2026-06-17

Description

In JetBrains PyCharm before 2020.3.4, local code execution was possible because of insufficient checks when getting the project from VCS.

Frequently asked questions

What is CVE-2021-30005?: In JetBrains PyCharm before 2020.3.4, local code execution was possible because of insufficient checks when getting the project from VCS.
How severe is CVE-2021-30005?: CVE-2021-30005 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-30005 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30005?: CVE-2021-30005 affects Jetbrains Pycharm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-30005?: 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-2021-30005 published?: CVE-2021-30005 was published on 2021-05-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jetbrains:pycharm:*:*:*:*:*:*:*:*

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