CVE-2026-55464— Snipe-IT: Stored XSS via Markdown custom field
Quick assessment
Affected
grokability snipe-it
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.
Grokability Snipe-IT是Grokability公司开源的一套开源IT资产/许可证管理系统。 Grokability Snipe-IT 8.6.2之前版本存在跨站脚本漏洞，该漏洞源于CommonMark转义了原始HTML但没有清理Markdown超链接中的javascript: URIs，可能允许具有assets.edit权限的用户在markdown文本区域自定义字段中放置恶意链接，当其他用户打开资产详情页面并点击该链接时执行任意JavaScript。
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| grokability | snipe-it | < 8.6.2 |
affected |
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I. Basic Information for CVE-2026-55464
Vulnerability Information
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Vulnerability Title
Snipe-IT: Stored XSS via Markdown custom field
Source: CVE Program / CVE List V5
Vulnerability Description
Snipe-IT is an IT asset/license management system. Prior to 8.6.2, CommonMark escapes raw HTML but does not sanitize javascript: URIs in Markdown hyperlinks, allowing a user with assets.edit permission to place a malicious link in a markdown-textarea custom field that executes arbitrary JavaScript when another user opens the asset detail page and clicks the link. This issue is fixed in version 8.6.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/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
Vulnerability Title
Grokability Snipe-IT 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grokability Snipe-IT是Grokability公司开源的一套开源IT资产/许可证管理系统。 Grokability Snipe-IT 8.6.2之前版本存在跨站脚本漏洞，该漏洞源于CommonMark转义了原始HTML但没有清理Markdown超链接中的javascript: URIs，可能允许具有assets.edit权限的用户在markdown文本区域自定义字段中放置恶意链接，当其他用户打开资产详情页面并点击该链接时执行任意JavaScript。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| grokability | snipe-it | < 8.6.2 | - |
|
II. Public POCs for CVE-2026-55464
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-55464 (1)
Vendor Advisories for CVE-2026-55464 (1)
Vendor Pages for CVE-2026-55464 (1)
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🔗 Release v8.6.2 · grokability/snipe-it · GitHub x_refsource_MISC
Same Patch Batch · grokability · 2026-07-10 · 18 CVEs total
| CVE-2026-54329 | 8.5 HIGH | Snipe-IT: Cross-Tenant Accessory Injection in Snipe-IT API |
| CVE-2026-55516 | 7.7 HIGH | Snipe-IT: Cross-company asset maintenance re-parenting via API update |
| CVE-2026-55460 | 7.1 HIGH | Snipe-IT: Authorization bypass on bulk editing users |
| CVE-2026-55469 | 6.5 MEDIUM | Snipe-IT: Path traversal vulnerability via CSV import `image` field |
| CVE-2026-55461 | 6.1 MEDIUM | Snipe-IT: Open Redirect After User Edit |
| CVE-2026-55475 | 5.7 MEDIUM | Snipe-IT: Import created_by can be overwritten |
| CVE-2026-55515 | 5.0 MEDIUM | Snipe-IT: Cross-company deletion of pending checkout acceptances via unscoped report endpo |
| CVE-2026-55472 | 4.3 MEDIUM | Snipe-IT: API Location Creation Bypasses FMCS Parent-Child Company Boundary Validation |
| CVE-2026-55462 | 4.3 MEDIUM | Snipe-IT: Authorization bypass on print inventory page |
| CVE-2026-55474 | Snipe-IT: Directory traversal in displaySig | |
| CVE-2026-55452 | Snipe-IT: CSV formula injection in Activity Report export | |
| CVE-2026-55479 | Snipe-IT: Incorrect permission for legacy license checkin API | |
| CVE-2026-55478 | Snipe-IT: Missing object-level authorization in Kits API | |
| CVE-2026-55843 | Snipe-IT: Improper Privilege Management | |
| CVE-2026-55466 | Snipe-IT: Stored XSS via inline-served attachment | |
| CVE-2026-55481 | Snipe-IT: CSS Injection via `header_color` Setting | |
| CVE-2026-55476 | Snipe-IT: Unauthorized Asset Request Cancellation via Unguarded cancel_by_admin Parameter |
IV. Related Vulnerabilities
Same product: snipe-it
-
CVE-2026-55694
Snipe-IT: Chained Information Disclosure and IDOR Leads to F -
CVE-2026-55643
Snipe-IT: Tenant Isolation Bypass in FMCS Floater Mode -
CVE-2026-55703
Snipe-IT: Maintenance Record Disclosure via Missing Authoriz -
CVE-2026-61807
Snipe-IT: Stored DOM XSS via table selected-count IDs -
CVE-2026-55519
Snipe-IT: Improper Authorization in File Deletion (IDOR)
Same vendor: grokability
-
CVE-2026-55694
Snipe-IT: Chained Information Disclosure and IDOR Leads to F -
CVE-2026-55643
Snipe-IT: Tenant Isolation Bypass in FMCS Floater Mode -
CVE-2026-55703
Snipe-IT: Maintenance Record Disclosure via Missing Authoriz -
CVE-2026-61807
Snipe-IT: Stored DOM XSS via table selected-count IDs -
CVE-2026-55519
Snipe-IT: Improper Authorization in File Deletion (IDOR)
Same weakness: CWE-79
-
CVE-2026-78187
Piwigo Public Authentication cross site scripting -
CVE-2026-78213
Hepta Platforms｜Heptabase - Stored Cross-Site Scripting -
CVE-2026-8630
justhtml before 1.12.0 Mutation XSS via Raw Text Elements -
CVE-2026-8445
justhtml before 1.12.0 Sanitizer Bypass via Markdown -
CVE-2026-77088
justhtml 0.9.0 through 1.21.0 Cross-Site Scripting via code-
V. Comments for CVE-2026-55464
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