How severe is CVE-2026-5619?

CVE-2026-5619 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-5619 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-5619?

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

Does CVE-2026-5619 have an EU (EUVD) identifier?

Yes. CVE-2026-5619 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19166.

When was CVE-2026-5619 published?

CVE-2026-5619 was published on 2026-04-06 and last updated on 2026-06-17.

CVE-2026-5619

CVE-2026-5619 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-77.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 4.3
CVSS v4: 1.9
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-19166
Weakness: CWE-77
Published: 2026-04-06
Last modified: 2026-06-17

Description

A flaw has been found in Braffolk mcp-summarization-functions up to 0.1.5. This impacts an unknown function of the file src/server/mcp-server.ts of the component summarize_command. Executing a manipulation of the argument command can lead to os command injection. The attack requires local access. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-5619?: A flaw has been found in Braffolk mcp-summarization-functions up to 0.1.5. This impacts an unknown function of the file src/server/mcp-server.ts of the component summarize_command. Executing a manipulation of the argument command can lead to os command injection. The attack requires local access. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-5619?: CVE-2026-5619 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-5619 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-5619?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-5619 have an EU (EUVD) identifier?: Yes. CVE-2026-5619 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19166.
When was CVE-2026-5619 published?: CVE-2026-5619 was published on 2026-04-06 and last updated on 2026-06-17.

References

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