Categories
CVE-2026-33674

Vulnerability in prestashop/prestashop (CVE-2026-33674)

Summary

Vulnerability in prestashop/prestashop (CVE-2026-33674). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 8.2.5 or later.

Original description

The description as published by the source.

Impact

Fix improper use of validation framework

Patches

Patched in 8.2.5 and 9.1.0

Workarounds

None

References

none

Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as CVE-2026-33674 has been found in prestashop/prestashop.
Risk of unauthorized operations or information disclosure.
What to do: upgrade prestashop/prestashop to 8.2.5 or later.
If unsure, ask your IT team or search "prestashop/prestashop CVE-2026-33674" on the vendor's site.

CVE-2026-33674 (prestashop/prestashop) — CWE-1173
Attack vector: remote (network-reachable)
Patched: 8.2.5 — 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-1173) exists in prestashop/prestashop.

📍 Affected scope

Check the vendor advisory for the affected versions of prestashop/prestashop.

🔥 Severity

Severity: ?. Risk of unauthorized operations or information disclosure.

🔧 How to fix

Update to 8.2.5.

🛡️ 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 'prestashop/prestashop' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

  1. 1
    Identify exposure identify
    grep -r 'prestashop/prestashop' . | 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 prestashop/prestashop を grep し、稼働しているサービス・バージョンを把握する。

  2. 2
    Apply patch patch
    Upgrade prestashop/prestashop to 8.2.5

    ステージング環境で 8.2.5 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を含めること。

  3. 3
    Post-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。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

Affected packages

Packagist prestashop/prestashop
[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0-alpha.1"},{"fixed":"9.1.0"}]}]

References

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