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CVE-2026-26292— Gitea LFS mirror synchronization bypasses migration HTTP transport restrictions

Quick assessment

Affected
Gitea Gitea Open Source Git Server
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.

Gitea是Gitea组织开源的一个基于Go开发的轻量型git服务。 Gitea 1.25.5之前版本存在权限许可和访问控制问题漏洞，该漏洞源于未对LFS推送和同步镜像操作使用迁移HTTP传输机制，绕过了对这些LFS请求配置的迁移传输保护。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.48% · P40

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Gitea Gitea Open Source Git Server < 1.25.5 affected
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I. Basic Information for CVE-2026-26292

Vulnerability Information
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Vulnerability Title
Gitea LFS mirror synchronization bypasses migration HTTP transport restrictions
Source: CVE Program / CVE List V5
Vulnerability Description
Gitea versions before 1.25.5 do not use the migration HTTP transport for LFS push and sync mirror operations, bypassing the configured migration transport protections for those LFS requests.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Gitea 权限许可和访问控制问题漏洞
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 1.25.5之前版本存在权限许可和访问控制问题漏洞，该漏洞源于未对LFS推送和同步镜像操作使用迁移HTTP传输机制，绕过了对这些LFS请求配置的迁移传输保护。
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 0 ~ 1.25.5 -

II. Public POCs for CVE-2026-26292

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III. Intelligence Information for CVE-2026-26292

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Patches & Fixes for CVE-2026-26292 (1)

Security Blog Posts for CVE-2026-26292 (1)

Vendor Pages for CVE-2026-26292 (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-2026-28737 8.7 HIGH Gitea 3D file viewer allows stored XSS through glTF extensionsRequired
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

Showing top 20 of 40 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Gitea Open Source Git Server
Same vendor: Gitea
Same weakness: CWE-284

V. Comments for CVE-2026-26292

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