How severe is CVE-2026-29771?

CVE-2026-29771 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-29771 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-29771?

CVE-2026-29771 affects Netmaker. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-29771?

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

Does CVE-2026-29771 have an EU (EUVD) identifier?

Yes. CVE-2026-29771 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10151.

When was CVE-2026-29771 published?

CVE-2026-29771 was published on 2026-03-07 and last updated on 2026-06-17.

CVE-2026-29771

CVE-2026-29771 is a medium-severity vulnerability in Netmaker with a CVSS 3.x base score of 6.5. 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-404.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 8.7
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-10151
Weakness: CWE-404
Affected product: Netmaker
Published: 2026-03-07
Last modified: 2026-06-17

Description

Netmaker makes networks with WireGuard. Prior to version 1.2.0, the /api/server/shutdown endpoint allows termination of the Netmaker server process via syscall.SIGINT. This allows any user to repeatedly shut down the server, causing cyclic denial of service with approximately 3-second restart intervals. This issue has been patched in version 1.2.0.

Frequently asked questions

What is CVE-2026-29771?: Netmaker makes networks with WireGuard. Prior to version 1.2.0, the /api/server/shutdown endpoint allows termination of the Netmaker server process via syscall.SIGINT. This allows any user to repeatedly shut down the server, causing cyclic denial of service with approximately 3-second restart intervals. This issue has been patched in version 1.2.0.
How severe is CVE-2026-29771?: CVE-2026-29771 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-29771 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-29771?: CVE-2026-29771 affects Netmaker. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-29771?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-29771 have an EU (EUVD) identifier?: Yes. CVE-2026-29771 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10151.
When was CVE-2026-29771 published?: CVE-2026-29771 was published on 2026-03-07 and last updated on 2026-06-17.

References

https://github.com/gravitl/netmaker/security/advisories/GHSA-rhr9-hgcm-x289

Affected products (1)

cpe:2.3:a:netmaker:netmaker:*:*:*:*:*:*:*:*

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