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CVE-2026-115370— Incus 6.0.5 before 6.0.7, 6.12.0 before 7.0.2, and 7.1.0 before 7.5.0 Restricted Project Bypass via Clustered Migration Refresh

Quick assessment

Affected
lxc incus
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Incus 6.0.5（6.0.7 之前）、6.12.0（7.0.2 之前）以及 7.1.0（7.5.0 之前）版本存在一项限制绕过漏洞。该漏洞允许受限项目用户通过集群刷新请求，利用拉取模式迁移功能。拥有实例创建权限的攻击者可以对现有实例发送刷新迁移请求，从而诱导服务器建立向外的 TLS WebSocket 连接，并探测可访问的服务。

CVSS 4.3 · Medium

Affected Version Matrix 6

VendorProduct Version RangeStatus
lxc incus 6.0.5< 6.0.7 affected
6.0.7 unaffected
6.12.0< 7.0.2 affected
7.0.2 unaffected
7.1.0< 7.5.0 affected
7.5.0 unaffected
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I. Basic Information for CVE-2026-115370

Vulnerability Information
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Vulnerability Title
Incus 6.0.5 before 6.0.7, 6.12.0 before 7.0.2, and 7.1.0 before 7.5.0 Restricted Project Bypass via Clustered Migration Refresh
Source: CVE Program / CVE List V5
Vulnerability Description
Incus 6.0.5 before 6.0.7, 6.12.0 before 7.0.2, and 7.1.0 before 7.5.0 contains a restriction bypass vulnerability that allows restricted project users to use pull mode migration via clustered refresh requests. Attackers with instance creation rights can send a refresh migration request for an existing instance to make the server open outbound TLS websocket connections and probe reachable services.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
lxc incus 6.0.5 ~ 6.0.7 -

II. Public POCs for CVE-2026-115370

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III. Intelligence Information for CVE-2026-115370

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Vendor Advisories for CVE-2026-115370 (1)

Vendor Pages for CVE-2026-115370 (1)

Same Patch Batch · lxc · 2026-10-22 · 9 CVEs total

CVE-2026-115377 9.9 CRITICAL Incus before 6.0.7, 6.1.0 before 7.0.2, and 7.1.0 before 7.5.0 Arbitrary File Write via Sy
CVE-2026-115375 9.9 CRITICAL Incus 7.0.0 before 7.0.2 and 7.1.0 before 7.5.0 Path Traversal via Instance Backup Depende
CVE-2026-115372 8.5 HIGH Incus 7.3.0 before 7.5.0 Project Restriction Bypass via block.create_options
CVE-2026-115376 7.7 HIGH Incus 7.0.1 before 7.0.2 and 7.2.0 before 7.5.0 Project Restriction Bypass via Custom Volu
CVE-2026-115374 7.1 HIGH Incus 7.0.0 before 7.0.2 and 7.1.0 before 7.5.0 Unsigned Header Bypass in Presigned S3 Upl
CVE-2026-115371 7.1 HIGH LXC Incus 6.0.3 before 6.0.7, 6.6.0 before 7.0.2, and 7.1.0 before 7.5.0 Bucket Credential
CVE-2026-115373 6.3 MEDIUM Incus before 6.0.7, 6.1.0 before 7.0.2, and 7.1.0 before 7.5.0 Authorization Bypass via GE
CVE-2026-115378 5.8 MEDIUM Incus before 6.0.7, 6.1.0 before 7.0.2, and 7.1.0 before 7.5.0 Arbitrary File Write via Re

IV. Related Vulnerabilities

Same product: incus
Same vendor: lxc
Same weakness: CWE-863

V. Comments for CVE-2026-115370

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