How severe is CVE-2026-31040?

CVE-2026-31040 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-2026-31040 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-31040?

CVE-2026-31040 affects Statamcp Stata-mcp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-31040?

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.

Does CVE-2026-31040 have an EU (EUVD) identifier?

Yes. CVE-2026-31040 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20475.

When was CVE-2026-31040 published?

CVE-2026-31040 was published on 2026-04-08 and last updated on 2026-06-17.

CVE-2026-31040

CVE-2026-31040 is a critical-severity vulnerability in Statamcp Stata-mcp 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% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-20475
Weakness: CWE-94
Affected product: Statamcp Stata-mcp
Published: 2026-04-08
Last modified: 2026-06-17

Description

A vulnerability was identified in stata-mcp prior to v1.13.0 where insufficient validation of user-supplied Stata do-file content can lead to command execution.

Frequently asked questions

What is CVE-2026-31040?: A vulnerability was identified in stata-mcp prior to v1.13.0 where insufficient validation of user-supplied Stata do-file content can lead to command execution.
How severe is CVE-2026-31040?: CVE-2026-31040 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-2026-31040 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-31040?: CVE-2026-31040 affects Statamcp Stata-mcp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-31040?: 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.
Does CVE-2026-31040 have an EU (EUVD) identifier?: Yes. CVE-2026-31040 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-20475.
When was CVE-2026-31040 published?: CVE-2026-31040 was published on 2026-04-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:statamcp:stata-mcp:*:*:*:*:*:*:*:*

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