How severe is CVE-2026-25611?

CVE-2026-25611 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-25611 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-25611?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-25611 have an EU (EUVD) identifier?

Yes. CVE-2026-25611 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7056.

When was CVE-2026-25611 published?

CVE-2026-25611 was published on 2026-02-10 and last updated on 2026-06-17.

CVE-2026-25611

CVE-2026-25611 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-405.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7056
Weakness: CWE-405
Published: 2026-02-10
Last modified: 2026-06-17

Description

A series of specifically crafted, unauthenticated messages can exhaust available memory and crash a MongoDB server.

Frequently asked questions

What is CVE-2026-25611?: A series of specifically crafted, unauthenticated messages can exhaust available memory and crash a MongoDB server.
How severe is CVE-2026-25611?: CVE-2026-25611 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-25611 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-25611?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-25611 have an EU (EUVD) identifier?: Yes. CVE-2026-25611 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7056.
When was CVE-2026-25611 published?: CVE-2026-25611 was published on 2026-02-10 and last updated on 2026-06-17.

References

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