CVE-2026-28737— Gitea 3D file viewer allows stored XSS through glTF extensionsRequired
Possible ATT&CK Techniques 2AI
T1059 · Command and Scripting Interpreter T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Gitea | Gitea Open Source Git Server | 1.25.0< 1.26.0 | affected |
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I. Basic Information for CVE-2026-28737
Vulnerability Information
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Vulnerability Title
Gitea 3D file viewer allows stored XSS through glTF extensionsRequired
Source: CVE Program / CVE List V5
Vulnerability Description
Gitea versions from 1.25.0 before 1.26.0 allow stored cross-site scripting through the extensionsRequired field in glTF files rendered by the 3D file viewer.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A: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
Gitea 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Gitea是Gitea组织开源的一个基于Go开发的轻量型git服务。 Gitea 1.25.0版本至1.26.0之前版本存在跨站脚本漏洞，该漏洞源于3D文件查看器渲染的glTF文件中的extensionsRequired字段问题，可能导致存储型跨站脚本攻击。
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 |
|---|---|---|---|---|
| Gitea | Gitea Open Source Git Server | 1.25.0 ~ 1.26.0 | - |
II. Public POCs for CVE-2026-28737
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
Qwen3.6-35B-A3B · 7185 chars
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III. Intelligence Information for CVE-2026-28737
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Vendor Advisories for CVE-2026-28737 (1)
Vendor Pages for CVE-2026-28737 (1)
Same Patch Batch · Gitea · 2026-07-03 · 40 CVEs total
| CVE-2026-20896 | 9.8 CRITICAL | Gitea Docker image trusts spoofable reverse-proxy headers by default |
| CVE-2026-58426 | 9.6 CRITICAL | Gitea Actions Artifacts V4 signed URL HMAC ambiguity allows cross-repository artifact read |
| CVE-2026-22874 | 9.6 CRITICAL | Gitea webhook and migration allow-list filtering permits SSRF |
| CVE-2026-58424 | 8.9 HIGH | Permanent Fork PR Workflow Approval Gate Bypass |
| CVE-2026-26231 | 8.5 HIGH | Gitea maintainer-edit permissions allow unauthorized commits to readable repositories |
| CVE-2026-28699 | 8.1 HIGH | Gitea Basic Auth bypasses OAuth2 access token scopes |
| CVE-2026-28744 | 8.1 HIGH | Gitea Git smart HTTP bypasses repository token scopes for bearer tokens |
| CVE-2026-22555 | 8.1 HIGH | Gitea organization forks can expose organization secrets without create permission |
| CVE-2026-58423 | 7.7 HIGH | LFS authentication bypass via malformed SSH sub-verb allows unauthorized read access to pr |
| CVE-2026-28740 | 7.1 HIGH | Gitea LFS object reuse bypasses Code-unit authorization |
| CVE-2026-20779 | 7.1 HIGH | Gitea TOTP single-use enforcement defect allows OTP replay |
| CVE-2026-58418 | 6.5 MEDIUM | SSRF via HTTP Redirect in Repository Migration |
| CVE-2026-27783 | 4.3 MEDIUM | Gitea issue-template APIs bypass repository unit authorization |
| CVE-2026-27761 | 4.3 MEDIUM | Gitea repository feeds bypass API token scope enforcement |
| CVE-2026-25714 | 4.3 MEDIUM | Gitea user organization API bypasses public-only token filtering |
| CVE-2026-20706 | Gitea repository archive downloads bypass token scope checks | |
| CVE-2026-20909 | Gitea tracked-time list endpoint has insufficient permission checks | |
| CVE-2026-58421 | Unauthenticated ReDoS via CODEOWNERS pattern matching allows denial of service | |
| CVE-2026-58419 | Notification API leaks private issue metadata after access revocation | |
| CVE-2026-28705 | Gitea repository dumps write release assets using unsafe path names |
Showing top 20 of 40 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Gitea Open Source Git Server
- CVE-2026-58426
Gitea Actions Artifacts V4 signed URL HMAC ambiguity allows - CVE-2026-58424
Permanent Fork PR Workflow Approval Gate Bypass - CVE-2026-58423
LFS authentication bypass via malformed SSH sub-verb allows - CVE-2026-58419
Notification API leaks private issue metadata after access r - CVE-2026-58421
Unauthenticated ReDoS via CODEOWNERS pattern matching allows
Same vendor: Gitea
- CVE-2026-58426
Gitea Actions Artifacts V4 signed URL HMAC ambiguity allows - CVE-2026-58423
LFS authentication bypass via malformed SSH sub-verb allows - CVE-2026-58424
Permanent Fork PR Workflow Approval Gate Bypass - CVE-2026-58419
Notification API leaks private issue metadata after access r - CVE-2026-58421
Unauthenticated ReDoS via CODEOWNERS pattern matching allows
Same weakness: CWE-79
- CVE-2026-8791
Booking System Trafft <= 1.0.17 - Authenticated (Subscriber+ - CVE-2026-16655
Fluent Forms <= 6.2.7 - Unauthenticated Stored Cross-Site Sc - CVE-2026-7436
WPC Badge Management for WooCommerce <= 3.1.6 - Authenticate - CVE-2026-16597
GTM4WP <= 1.22.3 - Unauthenticated Stored Cross-Site Scripti - CVE-2026-13425
Database for CF7 <= 1.2.6 - Unauthenticated Stored Cross-Sit
V. Comments for CVE-2026-28737
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