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MEDIUM severity

GHSA-hpf4-v7v2-95p2

MEDIUMFix: PrestaShop/PrestaShop@11de3a8

GHSA-hpf4-v7v2-95p2 is a medium-severity (CVSS 6.8) Path Traversal vulnerability in prestashop/prestashop. O3 Security confirms whether GHSA-hpf4-v7v2-95p2 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

PrestaShop file access through path traversal

Also known asCVE-2023-39528
Published
Aug 9, 2023
Updated
Jul 16, 2026
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Jul 16, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected
🐘prestashop/prestashop

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Packagist packages — download data is not available via public APIs for these ecosystems.

Description

Impact

displayAjaxEmailHTML method can be used to read any file on the server, potentially even outside of the project if the server is not correctly configured.

This vulnerability can be exacerbated when coupled with CWE-502, which pertains to the Deserialization of Untrusted Data. Such a combination could potentially lead to a Remote Code Execution (RCE) vulnerability

Patches

8.1.1

Found by

Aleksey Solovev (Positive Technologies)

Workarounds

References

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🐘Packagistprestashop/prestashopall versions8.1.1

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for prestashop/prestashop. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update prestashop/prestashop to 8.1.1 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-hpf4-v7v2-95p2 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-hpf4-v7v2-95p2 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-hpf4-v7v2-95p2. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Impact `displayAjaxEmailHTML` method can be used to read any file on the server, potentially even outside of the project if the server is not correctly configured. This vulnerability can be exacerbated when coupled with [CWE-502](https://cwe.mitre.org/data/definitions/502.html), which pertains to the Deserialization of Untrusted Data. Such a combination could potentially lead to a Remote Code Execution (RCE) vulnerability ### Patches 8.1.1 ### Found by Aleksey Solovev (Positive Technologies) ### Workarounds ### References
O3 Security · Impact-Aware SCA

Is GHSA-hpf4-v7v2-95p2 in your dependencies?

O3 detects GHSA-hpf4-v7v2-95p2 across Packagist dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

GHSA-hpf4-v7v2-95p2: PrestaShop file access… | O3 Security