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CVE-2026-58421— Unauthenticated ReDoS via CODEOWNERS pattern matching allows denial of service

AI Predicted 5.3 Difficulty: Easy

Possible ATT&CK Techniques 1AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-58421

Vulnerability Information
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Vulnerability Title
Unauthenticated ReDoS via CODEOWNERS pattern matching allows denial of service
Source: NVD (National Vulnerability Database)
Vulnerability Description
Unauthenticated ReDoS via CODEOWNERS pattern matching allows denial of service
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
GiteaGitea Open Source Git Server 0 ~ 1.26.2 -

II. Public POCs for CVE-2026-58421

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III. Intelligence Information for CVE-2026-58421

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Patches & Fixes for CVE-2026-58421 (1)

Vendor Advisories for CVE-2026-58421 (1)

Security Blog Posts for CVE-2026-58421 (1)

Vendor Pages for CVE-2026-58421 (1)

Same Patch Batch · Gitea · 2026-07-03 · 40 CVEs total

CVE-2026-208969.8 CRITICALGitea Docker image trusts spoofable reverse-proxy headers by default
CVE-2026-584269.6 CRITICALGitea Actions Artifacts V4 signed URL HMAC ambiguity allows cross-repository artifact read
CVE-2026-228749.6 CRITICALGitea webhook and migration allow-list filtering permits SSRF
CVE-2026-584248.9 HIGHPermanent Fork PR Workflow Approval Gate Bypass
CVE-2026-287378.7 HIGHGitea 3D file viewer allows stored XSS through glTF extensionsRequired
CVE-2026-262318.5 HIGHGitea maintainer-edit permissions allow unauthorized commits to readable repositories
CVE-2026-286998.1 HIGHGitea Basic Auth bypasses OAuth2 access token scopes
CVE-2026-287448.1 HIGHGitea Git smart HTTP bypasses repository token scopes for bearer tokens
CVE-2026-225558.1 HIGHGitea organization forks can expose organization secrets without create permission
CVE-2026-584237.7 HIGHLFS authentication bypass via malformed SSH sub-verb allows unauthorized read access to pr
CVE-2026-287407.1 HIGHGitea LFS object reuse bypasses Code-unit authorization
CVE-2026-207797.1 HIGHGitea TOTP single-use enforcement defect allows OTP replay
CVE-2026-584186.5 MEDIUMSSRF via HTTP Redirect in Repository Migration
CVE-2026-277834.3 MEDIUMGitea issue-template APIs bypass repository unit authorization
CVE-2026-277614.3 MEDIUMGitea repository feeds bypass API token scope enforcement
CVE-2026-257144.3 MEDIUMGitea user organization API bypasses public-only token filtering
CVE-2026-20706Gitea repository archive downloads bypass token scope checks
CVE-2026-20909Gitea tracked-time list endpoint has insufficient permission checks
CVE-2026-58419Notification API leaks private issue metadata after access revocation
CVE-2026-28705Gitea 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
Same vendor: Gitea
Same weakness: CWE-284

V. Comments for CVE-2026-58421

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