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CVE-2026-31843
critical
CVSS 9.8
Vulnerability in goodoneuz/pay-uz (CVE-2026-31843)
Summary
vulnerability in goodoneuz/pay-uz (CVE-2026-31843). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `3.0.0` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-31843** has been found in goodoneuz/pay-uz.
Successful exploitation can lead to full system takeover. CVSS score: 9.8/10.
What to do: upgrade goodoneuz/pay-uz to **3.0.0** or later.
If unsure, ask your IT team or search "goodoneuz/pay-uz CVE-2026-31843" on the vendor's site.
CVE-2026-31843 (goodoneuz/pay-uz) — CWE-284 / CVSS v3 9.8
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `3.0.0` — 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-284) exists in goodoneuz/pay-uz.
📍 Affected scope
goodoneuz/pay-uz — .
🔥 Severity
Severity: Critical (CVSS 9.8/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **3.0.0**.
🛡️ 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 'goodoneuz/pay-uz' .` 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
-
1Identify exposure identify
grep -r 'goodoneuz/pay-uz' . | 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 `goodoneuz/pay-uz` 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 goodoneuz/pay-uz to 3.0.0ステージング環境で 3.0.0 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
composer
goodoneuz/pay-uz
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.0"}]}]
References
- web 309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c
- web 309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c
- web 309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c
- web 309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c
- web https://nvd.nist.gov/vuln/detail/CVE-2026-31843
- web https://github.com/shaxzodbek-uzb/pay-uz/pull/73
- web https://github.com/shaxzodbek-uzb/pay-uz/releases/tag/3.0.0
- web https://github.com/advisories/GHSA-m5wg-cjgh-223j