Vulnerability in PrestaShop module ps_facetedsearch (CVE-2020-5277)

Summary

Vulnerability in PrestaShop module ps_facetedsearch (CVE-2020-5277). Risk of unauthorized operations or information disclosure. Exploitable via url_name. Mitigation: upgrade to 3.5.0 or later.

Original description

The description as published by the source.

PrestaShop module ps_facetedsearch versions before 3.5.0 has a reflected XSS with url_name parameter. The problem is fixed in 3.5.0

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-2020-5277 has been found in PrestaShop module ps_facetedsearch.
Attackers can target a specific entry point like url_name over the network to misuse the product.
Risk of unauthorized operations or information disclosure.
What to do: upgrade PrestaShop module ps_facetedsearch to 3.5.0 or later.
If unsure, ask your IT team or search "PrestaShop module ps_facetedsearch CVE-2020-5277" on the vendor's site.

CVE-2020-5277 (PrestaShop module ps_facetedsearch)
Attack vector: remote (network-reachable)
Attack surface: url_name
Patched: 3.5.0 — 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 (unclassified) exists in PrestaShop module ps_facetedsearch. Attackers reach the vulnerable code path via url_name.

📍 Affected scope

Check the vendor advisory for the affected versions of PrestaShop module ps_facetedsearch. Attack surface: url_name.

🔥 Severity

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

🔧 How to fix

Update to 3.5.0.

🛡️ 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. Audit SBOM/dependencies to find affected services.

Response actions

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

1
Identify exposure identify
```
Audit SBOM/dependencies for affected components.
```
資産台帳・SBOM・依存マニフェストで PrestaShop module ps_facetedsearch を使っているサービスとバージョンを洗い出す。
2
Apply patch patch
```
Upgrade PrestaShop module ps_facetedsearch to 3.5.0
```
ステージング環境で 3.5.0 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を含めること。
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。

References

advisory github.com
patch github.com