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CVE-2025-54433
Path Traversal in bugsink (CVE-2025-54433)
Summary
path traversal in bugsink (CVE-2025-54433). Risk of unauthorized operations or information disclosure. Exploitable via ``event_id``. Mitigation: upgrade to `1.4.3` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-54433** has been found in bugsink.
Attackers can target a specific entry point like ``event_id`` over the network to misuse the product.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade bugsink to **1.4.3** or later.
If unsure, ask your IT team or search "bugsink CVE-2025-54433" on the vendor's site.
CVE-2025-54433 (bugsink) — CWE-22 /
Attack surface: `event_id`
Patched: `1.4.3` — 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
**Path traversal** (CWE-22) exists in bugsink. Attackers reach the vulnerable code path via ``event_id`` without authentication.
📍 Affected scope
bugsink — . Attack surface: `event_id`.
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **1.4.3**.
🛡️ 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 'bugsink' .` 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 'bugsink' . | 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 `bugsink` 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 bugsink to 1.4.3ステージング環境で 1.4.3 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。
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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
PyPI
bugsink
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.3"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2025-54433
- advisory https://github.com/advisories/GHSA-q78p-g86f-jg6q
- package https://github.com/bugsink/bugsink
- package https://pypi.org/project/bugsink
- web https://github.com/bugsink/bugsink/security/advisories/GHSA-q78p-g86f-jg6q
- web https://github.com/bugsink/bugsink/commit/1001726f4389e982c486cdd5fa81941cb46cfc33
- web https://github.com/bugsink/bugsink/commit/211ddf76758c808c095b5f836c363f148d934d21
- web https://github.com/bugsink/bugsink/commit/2c41fbe3881bdea83399a7f9fdc8cff198ae089f
- web https://github.com/bugsink/bugsink/commit/53cf1a17a3e96f7c83c7451fd56f980a09d0c9b0
- web https://github.com/bugsink/bugsink/commit/55a155003d0b416ea008c5e7dcde85130ad21d9b
- web https://github.com/bugsink/bugsink/commit/b94aa8a5c96ce8cdd9711b6beb4e518264993ac2
- web https://github.com/bugsink/bugsink/commit/c341687bd655543730c812db35c29199f788be6b
- web https://github.com/bugsink/bugsink/commit/c87217bd565122ba70af90436e3ab2cd9bee658f