How severe is CVE-2021-22651?

CVE-2021-22651 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-22651 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22651?

CVE-2021-22651 primarily affects Luxion Keyshot. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-22651?

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-2021-22651 published?

CVE-2021-22651 was published on 2021-02-23 and last updated on 2026-06-17.

CVE-2021-22651

CVE-2021-22651 is a high-severity vulnerability in Luxion Keyshot 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Luxion Keyshot
Published: 2021-02-23
Last modified: 2026-06-17

Description

When loading a specially crafted file, Luxion KeyShot versions prior to 10.1, Luxion KeyShot Viewer versions prior to 10.1, Luxion KeyShot Network Rendering versions prior to 10.1, and Luxion KeyVR versions prior to 10.1 are, while processing the extraction of temporary files, suffering from a directory traversal vulnerability, which allows an attacker to store arbitrary scripts into automatic startup folders.

Frequently asked questions

What is CVE-2021-22651?: When loading a specially crafted file, Luxion KeyShot versions prior to 10.1, Luxion KeyShot Viewer versions prior to 10.1, Luxion KeyShot Network Rendering versions prior to 10.1, and Luxion KeyVR versions prior to 10.1 are, while processing the extraction of temporary files, suffering from a directory traversal vulnerability, which allows an attacker to store arbitrary scripts into automatic startup folders.
How severe is CVE-2021-22651?: CVE-2021-22651 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-22651 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22651?: CVE-2021-22651 primarily affects Luxion Keyshot. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-22651?: 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-2021-22651 published?: CVE-2021-22651 was published on 2021-02-23 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:luxion:keyshot:*:*:*:*:*:*:*:*
cpe:2.3:a:luxion:keyshot_network_rendering:*:*:*:*:*:*:*:*
cpe:2.3:a:luxion:keyshot_viewer:*:*:*:*:*:*:*:*
cpe:2.3:a:luxion:keyvr:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:solid_edge_se2020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:solid_edge_se2021_firmware:*:*:*:*:*:*:*:*

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