How severe is CVE-2026-7591?

CVE-2026-7591 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-7591 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-7591?

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

Does CVE-2026-7591 have an EU (EUVD) identifier?

Yes. CVE-2026-7591 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26709.

When was CVE-2026-7591 published?

CVE-2026-7591 was published on 2026-05-01 and last updated on 2026-06-17.

CVE-2026-7591

CVE-2026-7591 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26709
Weakness: CWE-74
Published: 2026-05-01
Last modified: 2026-06-17

Description

A security flaw has been discovered in TimBroddin astro-mcp-server up to 1.1.1. The impacted element is an unknown function of the file src/index.ts of the component MCP Tool Query Construction. Performing a manipulation of the argument request.params.arguments results in sql injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Frequently asked questions

What is CVE-2026-7591?: A security flaw has been discovered in TimBroddin astro-mcp-server up to 1.1.1. The impacted element is an unknown function of the file src/index.ts of the component MCP Tool Query Construction. Performing a manipulation of the argument request.params.arguments results in sql injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
How severe is CVE-2026-7591?: CVE-2026-7591 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-7591 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-7591?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-7591 have an EU (EUVD) identifier?: Yes. CVE-2026-7591 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26709.
When was CVE-2026-7591 published?: CVE-2026-7591 was published on 2026-05-01 and last updated on 2026-06-17.

References

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