How severe is CVE-2023-37659?

CVE-2023-37659 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-2023-37659 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37659?

CVE-2023-37659 affects Xalpha Project Xalpha. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-37659?

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-2023-37659 published?

CVE-2023-37659 was published on 2023-07-11 and last updated on 2026-06-17.

CVE-2023-37659

CVE-2023-37659 is a critical-severity vulnerability in Xalpha Project Xalpha 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. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Xalpha Project Xalpha
Published: 2023-07-11
Last modified: 2026-06-17

Description

xalpha v0.11.4 is vulnerable to Remote Command Execution (RCE).

Frequently asked questions

What is CVE-2023-37659?: xalpha v0.11.4 is vulnerable to Remote Command Execution (RCE).
How severe is CVE-2023-37659?: CVE-2023-37659 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-2023-37659 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37659?: CVE-2023-37659 affects Xalpha Project Xalpha. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-37659?: 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-2023-37659 published?: CVE-2023-37659 was published on 2023-07-11 and last updated on 2026-06-17.

References

https://github.com/refraction-ray/xalpha/issues/175

Affected products (1)

cpe:2.3:a:xalpha_project:xalpha:*:*:*:*:*:*:*:*

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