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UBUNTU-CVE-2026-32640
Vulnerability in simpleeval (UBUNTU-CVE-2026-32640)
Summary
vulnerability in simpleeval (UBUNTU-CVE-2026-32640). Data can be tampered with by attackers. Mitigation: upgrade to `1.0.5` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **UBUNTU-CVE-2026-32640** has been found in simpleeval.
Data can be tampered with by attackers. CVSS score: ?/10.
What to do: upgrade simpleeval to **1.0.5** or later.
If unsure, ask your IT team or search "simpleeval UBUNTU-CVE-2026-32640" on the vendor's site.
UBUNTU-CVE-2026-32640 (simpleeval) —
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `1.0.5` — 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** (unclassified) exists in simpleeval.
📍 Affected scope
simpleeval — .
🔥 Severity
Severity: ?. Data can be tampered with by attackers
🔧 How to fix
Update to **1.0.5**.
🛡️ 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 'simpleeval' .` 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 'simpleeval' . | 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 `simpleeval` を grep し、稼働しているサービス・バージョンを把握する。
-
6Apply patch patch
Upgrade simpleeval to 1.0.5ステージング環境で 1.0.5 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
Ubuntu:16.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:24.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.12-1+deb12u1build0.24.04.1"}]}]
Ubuntu:25.10
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.3-1+deb13u1build0.25.10.1"}]}]
Ubuntu:26.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.3-1+deb13u1build0.26.04.1"}]}]
Ubuntu:Pro:16.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.7-1ubuntu0.1~esm1"}]}]
Ubuntu:Pro:18.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.5-1ubuntu0.1~esm1"}]}]
Ubuntu:Pro:20.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.10-1+deb11u1build0.20.04.1"}]}]
Ubuntu:Pro:22.04:LTS
simpleeval
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.11-1ubuntu0.1~esm1"}]}]