8.7
HIGH CVSS 4.0
CVE-2026-62927
Eclipse Milo Authorization Bypass via Batch Processing
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.

INFO

Published Date :

Aug. 4, 2026, 1:18 p.m.

Last Modified :

Aug. 4, 2026, 2:52 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-62927 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Eclipse milo
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH e51fbebd-6053-4e49-959f-1b94eeb69a2c
CVSS 4.0 HIGH [email protected]
Solution
Update Eclipse Milo to a version that addresses the authorization bypass vulnerability.
  • Update Eclipse Milo to a patched version.
  • Apply vendor security updates.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-62927.

URL Resource
https://github.com/eclipse-milo/milo/commit/59b50bed094de0d18a130a48f3527254dc76105d
https://gitlab.eclipse.org/security/cve-assignment/-/work_items/178
https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/598
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-62927 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-62927 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-62927 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-62927 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Aug. 04, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Eclipse Foundation', 'product': 'Eclipse Milo', 'versions': [{'status': 'affected', 'version': '1.0.0', 'lessThan': '1.1.5', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}]
    Added 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-863
    Added Reference https://github.com/eclipse-milo/milo/commit/59b50bed094de0d18a130a48f3527254dc76105d
    Added Reference https://gitlab.eclipse.org/security/cve-assignment/-/work_items/178
    Added Reference https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/598
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.