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CVE-2026-25921— Gogs: Cross-repository LFS object overwrite via missing content hash verification

CVSS 9.3 · Critical EPSS 0.03% · P10
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I. Basic Information for CVE-2026-25921

Vulnerability Information
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Vulnerability Title
Gogs: Cross-repository LFS object overwrite via missing content hash verification
Source: NVD (National Vulnerability Database)
Vulnerability Description
Gogs is an open source self-hosted Git service. Prior to version 0.14.2, overwritable LFS object across different repos leads to supply-chain attack, all LFS objects are vulnerable to be maliciously overwritten by malicious attackers. This issue has been patched in version 0.14.2.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对数据真实性的验证不充分
Source: NVD (National Vulnerability Database)
Vulnerability Title
Gogs（Go Git Service） 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Gogs（Go Git Service）是Gogs团队的一个基于Go语言的自助Git托管服务，它支持创建、迁移公开/私有仓库，添加、删除仓库协作者等。 Gogs（Go Git Service） 0.14.2之前版本存在数据伪造问题漏洞，该漏洞源于不同仓库间的LFS对象可被覆盖，可能导致供应链攻击。
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)

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Affected Products

VendorProductAffected VersionsCPESubscribe
gogsgogs < 0.14.2 -

II. Public POCs for CVE-2026-25921

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III. Intelligence Information for CVE-2026-25921

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Same Patch Batch · gogs · 2026-03-05 · 6 CVEs total

CVE-2026-260228.7 HIGHGogs: Stored XSS via data URI in issue comments
CVE-2026-262767.3 HIGHGogs: DOM-based XSS via milestone selection
CVE-2026-26195Gogs: Stored XSS in branch and wiki views through author and committer names
CVE-2026-26196Gogs: Access tokens get exposed through URL params in API requests
CVE-2026-26194Gogs: Release tag option injection in release deletion

IV. Related Vulnerabilities

Same product: gogs
Same vendor: gogs
Same weakness: CWE-345

V. Comments for CVE-2026-25921

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