CVE-2026-104892— Plane: Plaintext logging of API token
Quick assessment
Affected
makeplane plane
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.
Plane 是一个开源的项目管理工具。在 1.4.0 版本之前， 组件会以明文形式记录 API 密钥。这导致权限较低的用户能够窃取其他用户的 API 密钥，并进一步提权至更高权限。该问题已在 1.4.0 版本中修复。
Possible ATT&CK Techniques 1 AI
T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2026-104892
Vulnerability Information
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Vulnerability Title
Plane: Plaintext logging of API token
Source: CVE Program / CVE List V5
Vulnerability Description
Plane is an open-source project management tool. Prior to 1.4.0, aPITokenLogMiddleware logs API keys in plaintext. This allows someone with low privileges to steal user API keys and further escalate their privileges. This issue is fixed in 1.4.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
明文存储口令
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-104892
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-104892 (4)
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https://github.com/makeplane/plane/pull/9148 x_refsource_MISC
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https://github.com/makeplane/plane/releases/tag/v1.4.0 x_refsource_MISC
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https://github.com/makeplane/plane/security/advisories/GHSA-r5p8-cj3q-38cc x_refsource_CONFIRM
Same Patch Batch · makeplane · 2026-10-05 · 38 CVEs total
| CVE-2026-105636 | 9.9 CRITICAL | Plane: SSRF via HTTP redirect in webhook delivery (allow_redirects not set) |
| CVE-2026-105639 | 9.8 CRITICAL | Plane: Pre-auth workspace invitation hijack via email-squat and self-served invitation tok |
| CVE-2026-105641 | 9.8 CRITICAL | Plane: Hardcoded SECRET_KEY and LIVE_SERVER_SECRET_KEY shipped in aio/cli community deploy |
| CVE-2026-105637 | 9.6 CRITICAL | Plane: Cross-Project Asset Hijacking via 'ProjectBulkAssetEndpoint' (sibling of CVE-2026-4 |
| CVE-2026-105638 | 9.1 CRITICAL | Plane: Magic-code verifier endpoint has no rate limit, enabling 6-digit OTP brute force |
| CVE-2026-105640 | 9.1 CRITICAL | Plane: Account Takeover via Unverified OAuth Email Match (Gitea, self-managed GitLab) |
| CVE-2026-104968 | 8.7 HIGH | Plane: Cross-workspace member enumeration via /api/workspaces/{slug}/entity-search/ |
| CVE-2026-105630 | 8.7 HIGH | Plane: Stored XSS via SVG attachment served inline on the application origin (account take |
| CVE-2026-105632 | 8.7 HIGH | Plane: Broken Access Control - joinProject GraphQL mutation allows self-join into private |
| CVE-2026-104979 | 8.7 HIGH | Plane: Cross-tenant stored XSS in intake enables account takeover |
| CVE-2026-104976 | 8.7 HIGH | Plane: SSRF in Gitea OAuth |
| CVE-2026-104966 | 8.7 HIGH | Plane: Cross-Workspace IDOR in Estimate and Comment Endpoints Allows Read, Modify, and Inj |
| CVE-2026-104971 | 8.5 HIGH | Plane: Cross-Workspace Asset Duplication IDOR + WorkspaceFileAssetEndpoint and FileAssetEn |
| CVE-2026-104978 | 8.2 HIGH | Plane: Invitation Hijack in Project Join Flow via Missing Authorization and Email-Only Acc |
| CVE-2026-104974 | 8.1 HIGH | Plane: Disabled User Auto-Reactivation on Login |
| CVE-2026-105634 | 8.1 HIGH | Plane: Privilege Escalation: Project Guest Can Demote Admin/Member Roles |
| CVE-2026-104970 | 8.1 HIGH | Plane: InstanceAdminSignUpEndpoint TOCTOU race allows two concurrent unauthenticated calle |
| CVE-2026-104977 | 7.7 HIGH | Plane: Incomplete fix of CVE-2026-27706 — SSRF still reachable on: missing is_blocked_ip ( |
| CVE-2026-104973 | 7.6 HIGH | Plane: DNS Rebinding Bypass of CVE-2026-30242 SSRF Fix in Webhook Delivery |
| CVE-2026-105628 | 7.6 HIGH | Plane: OAuth Avatar Redirect SSRF Leads to Internal Data Exfiltration via Static Asset End |
Showing top 20 of 38 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: plane
-
CVE-2026-105641
Plane: Hardcoded SECRET_KEY and LIVE_SERVER_SECRET_KEY shipp -
CVE-2026-105640
Plane: Account Takeover via Unverified OAuth Email Match (Gi -
CVE-2026-105639
Plane: Pre-auth workspace invitation hijack via email-squat -
CVE-2026-105638
Plane: Magic-code verifier endpoint has no rate limit, enabl -
CVE-2026-105637
Plane: Cross-Project Asset Hijacking via 'ProjectBulkAssetEn
Same vendor: makeplane
-
CVE-2026-105641
Plane: Hardcoded SECRET_KEY and LIVE_SERVER_SECRET_KEY shipp -
CVE-2026-105640
Plane: Account Takeover via Unverified OAuth Email Match (Gi -
CVE-2026-105639
Plane: Pre-auth workspace invitation hijack via email-squat -
CVE-2026-105638
Plane: Magic-code verifier endpoint has no rate limit, enabl -
CVE-2026-105637
Plane: Cross-Project Asset Hijacking via 'ProjectBulkAssetEn
Same weakness: CWE-256
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V. Comments for CVE-2026-104892
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