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CVE-2026-48593
Vulnerability in oban_web (CVE-2026-48593)
Summary
vulnerability in oban_web (CVE-2026-48593). Risk of unauthorized operations or information disclosure. Exploitable via ``oban_web``. Mitigation: upgrade to `2.12.5` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-48593** has been found in oban_web.
Attackers can target a specific entry point like ``oban_web`` over the network to misuse the product.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade oban_web to **2.12.5** or later.
If unsure, ask your IT team or search "oban_web CVE-2026-48593" on the vendor's site.
CVE-2026-48593 (oban_web) — CWE-400 /
Attack surface: `oban_web` / `extract_dom_values`
Patched: `2.12.5` — 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-400) exists in oban_web. Attackers reach the vulnerable code path via ``oban_web`` without authentication.
📍 Affected scope
oban_web — . Attack surface: `oban_web` / `extract_dom_values`.
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **2.12.5**.
🛡️ 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 'oban_web' .` 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 'oban_web' . | 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 `oban_web` 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 oban_web to 2.12.5ステージング環境で 2.12.5 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
Hex
oban_web
[{"type":"SEMVER","events":[{"introduced":"2.12.0"},{"fixed":"2.12.5"}]}]
erlang
oban_web
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12.5"}]}]
References
- package https://hex.pm/packages/oban_web
- web https://cna.erlef.org/cves/CVE-2026-48593.html
- web https://github.com/oban-bg/oban_web/commit/9998b7e284e02fdd4645dd6231760038e63b584d
- web https://github.com/oban-bg/oban_web/security/advisories/GHSA-6xh2-93p9-vqh4
- web https://osv.dev/vulnerability/EEF-CVE-2026-48593
- web https://nvd.nist.gov/vuln/detail/CVE-2026-48593
- web https://github.com/oban-bg/oban_web/commit/a97c7960bb389b05aaab4cf8042985f02ceddc24
- web https://github.com/advisories/GHSA-6xh2-93p9-vqh4