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CVE-2026-102982— Plane: XSS in work item comments

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 是一款开源的项目管理工具。在 1.4.0 版本之前，Plane 的评论功能未能对存储在 中的不安全 URL 方案进行适当过滤。项目成员可以在评论中嵌入精心构造的链接，当其他用户点击该链接时，攻击者控制的脚本将在其浏览器上下文中执行。此问题已在 1.4.0 版本中得到修复。

CVSS 8.5 · High

Possible ATT&CK Techniques 2 AI

T1189.001 T1189 · Drive-by Compromise

Affected Version Matrix 1

VendorProduct Version RangeStatus
makeplane plane < 1.4.0 affected
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I. Basic Information for CVE-2026-102982

Vulnerability Information
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Vulnerability Title
Plane: XSS in work item comments
Source: CVE Program / CVE List V5
Vulnerability Description
Plane is an open-source project management tool. Prior to 1.4.0, the plane comments fail to sanitize unsafe URL schemes stored in comment_html. A project member can store a crafted link in a comment, and attacker-controlled script executes in the browser context of another user who selects the link. This issue is fixed in version 1.4.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
makeplane plane < 1.4.0 -

II. Public POCs for CVE-2026-102982

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III. Intelligence Information for CVE-2026-102982

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Patches & Fixes for CVE-2026-102982 (2)

Vendor Advisories for CVE-2026-102982 (1)

Vendor Pages for CVE-2026-102982 (1)

Same Patch Batch · makeplane · 2026-10-13 · 3 CVEs total

CVE-2026-102981 6.5 MEDIUM Plane: Unauthenticated Workspace Invitation Token Leakage
CVE-2026-102988 5.3 MEDIUM Plane: ORM Field Injection via Unvalidated `order_by` Parameter (Including Unauthenticated

IV. Related Vulnerabilities

Same product: plane
Same vendor: makeplane
Same weakness: CWE-79

V. Comments for CVE-2026-102982

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