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CVE-2026-58424
high
CVSS 8.9
Vulnerability in code.gitea.io/gitea (CVE-2026-58424)
Summary
vulnerability in code.gitea.io/gitea (CVE-2026-58424). Data can be tampered with by attackers. Exploitable via ``main``. Mitigation: upgrade to `1.26.3` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-58424** has been found in code.gitea.io/gitea.
Attackers can target a specific entry point like ``main`` over the network to misuse the product.
Data can be tampered with by attackers. CVSS score: 8.9/10.
What to do: upgrade code.gitea.io/gitea to **1.26.3** or later.
If unsure, ask your IT team or search "code.gitea.io/gitea CVE-2026-58424" on the vendor's site.
CVE-2026-58424 (code.gitea.io/gitea) — CWE-285 / CVSS v3 8.9
Attack vector: remote (network-reachable)
Attack surface: `main` / `edf98a2dc3` / `b7e95cc48cc0e0d6fe24c89bb83da5b84a74490f` / `action_run`
Patched: `1.26.3` — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
❓ What is the problem
**A vulnerability** (CWE-285) exists in code.gitea.io/gitea. Attackers reach the vulnerable code path via ``main`` without authentication.
📍 Affected scope
code.gitea.io/gitea — . Attack surface: `main` / `edf98a2dc3` / `b7e95cc48cc0e0d6fe24c89bb83da5b84a74490f` / `action_run`.
🔥 Severity
Severity: High (CVSS 8.9/10). Data can be tampered with by attackers
🔧 How to fix
Update to **1.26.3**.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'code.gitea.io/gitea' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
grep -r 'code.gitea.io/gitea' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で `code.gitea.io/gitea` を grep し、稼働しているサービス・バージョンを把握する。
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6Apply patch patch
Upgrade code.gitea.io/gitea to 1.26.3ステージング環境で 1.26.3 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
-
7Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
go
code.gitea.io/gitea
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.26.3"}]}]
References
- web 88ee5874-cf24-4952-aea0-31affedb7ff2
- web https://github.com/go-gitea/gitea/pull/38010
- web https://github.com/go-gitea/gitea/releases/tag/v1.26.4
- web https://github.com/go-gitea/gitea/security/advisories/GHSA-777r-4v59-6486
- web https://nvd.nist.gov/vuln/detail/CVE-2026-58424
- web https://github.com/go-gitea/gitea/commit/699fe2ef43b9466ac1b0cb857029f91fd5b0056d
- web https://github.com/go-gitea/gitea/commit/e107498f3b6fccff35455ef17430ca68df665297
- web https://blog.gitea.com/release-of-1.26.3-and-1.26.4
- web https://github.com/advisories/GHSA-777r-4v59-6486