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CVE-2026-8328
SSRF (Server-Side Request Forgery) in libpython (CVE-2026-8328)
Summary
SSRF in libpython (CVE-2026-8328). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `3.14.5` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-8328** has been found in libpython.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade libpython to **3.14.5** or later.
If unsure, ask your IT team or search "libpython CVE-2026-8328" on the vendor's site.
CVE-2026-8328 (libpython) — CWE-918 /
Patched: `3.14.5` — 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
**SSRF** (CWE-918) exists in libpython.
📍 Affected scope
libpython — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **3.14.5**.
🛡️ 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 'libpython' .` 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 'libpython' . | 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 `libpython` 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 libpython to 3.14.5ステージング環境で 3.14.5 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
Bitnami
libpython
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.14.5"}]}]
Bitnami
python
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.14.5"}]}]
Bitnami
python-min
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.14.5"}]}]
References
- advisory https://mail.python.org/archives/list/[email protected]/thread/ITF2BAPBQEPYK3LDMPRSY435JGNHYNDP/
- patch https://github.com/python/cpython/commit/5dadc64673ce875ebfb24163907777dae0f6ca06
- patch https://github.com/python/cpython/commit/7d95a1dc7382b55cba7fdd6a110336077584a4f0
- patch https://github.com/python/cpython/commit/bb3446dda6c49b32e67c11dbbbf221b40be00763
- patch https://github.com/python/cpython/commit/c88704431ea3248ca769384c13856330976fac1d
- patch https://github.com/python/cpython/commit/eac4fe3b2c77693790a5ef7dfab127c1fee81bf9
- patch https://github.com/python/cpython/commit/2bbcf3fb7a420a05605576c0f9468d4675381b5f
- patch https://github.com/python/cpython/commit/ef12d0dc824baccf737bba1458e5eed3d1e0fceb
- report https://github.com/python/cpython/issues/87451
- web https://nvd.nist.gov/vuln/detail/CVE-2026-8328
- web https://github.com/python/cpython/pull/149648
- web https://mail.python.org/archives/list/[email protected]/thread/ITF2BAPBQEPYK3LDMPRSY435JGNHYNDP
- web https://github.com/advisories/GHSA-j989-fggp-qgp5