How severe is CVE-2026-62927?

CVE-2026-62927 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 high, and availability none.

Is CVE-2026-62927 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-62927?

CVE-2026-62927 affects Eclipse Milo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-62927?

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.

When was CVE-2026-62927 published?

CVE-2026-62927 was published on 2026-08-04 and last updated on 2026-08-05.

CVE-2026-62927

CVE-2026-62927 is a high-severity vulnerability in Eclipse Milo 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-863.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Eclipse Milo
Published: 2026-08-04
Last modified: 2026-08-05

Description

In Eclipse Milo versions 1.0.0 through 1.1.4, the Call service dispatches the original mixed batch to address-space handlers after calculating authorization, allowing an anonymous or otherwise low-privileged client to execute a denied method by batching it with an allowed method.

Frequently asked questions

What is CVE-2026-62927?: In Eclipse Milo versions 1.0.0 through 1.1.4, the Call service dispatches the original mixed batch to address-space handlers after calculating authorization, allowing an anonymous or otherwise low-privileged client to execute a denied method by batching it with an allowed method.
How severe is CVE-2026-62927?: CVE-2026-62927 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 high, and availability none.
Is CVE-2026-62927 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-62927?: CVE-2026-62927 affects Eclipse Milo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-62927?: 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.
When was CVE-2026-62927 published?: CVE-2026-62927 was published on 2026-08-04 and last updated on 2026-08-05.

References

Affected products (1)

cpe:2.3:a:eclipse:milo:*:*:*:*:*:*:*:*

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