🛡️ GHSA-mqq7-wxx5-mp8h — ps-checkout

🟢 CVSS 2.0 — Low ✅ No Known Exploit CWE-20 OSV
2.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

ps_checkout allows unauthorized method invocation through unvalidated parameter

Impact

Unvalidated parameter can lead to some unauthorized method invocation with very little possibilities.

Patches

The problem has been patched in versions

  • v5.3.0 for PrestaShop 1.7 (build number: 7.5.3.0)
  • v5.3.0 for PrestaShop 8 (build number: 8.5.3.0)
  • v5.3.0 for PrestaShop 9 (build number: 9.5.3.0)

Read the [Versioning policy](https://github.com/PrestaShopCorp/ps_checkout/wiki/Versioning) to learn more about the build numbers.

Credits

PrestaShop thanks [PATICEO](https://www.paticeo.com/) for reporting the issue.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. Rated impact: confidentiality none, integrity low, availability none.

Weakness class

GHSA-mqq7-wxx5-mp8h is classified as CWE-20: Improper Input Validation. The application accepts input without checking that it has the expected form, so malformed values reach code that assumes they are well formed.

Affected software

GHSA-mqq7-wxx5-mp8h is recorded against 1 package.

  • prestashop/ps-checkout (fixed in 5.3.0)

Timeline and source

Published on 30 April 2026 and last revised on 5 May 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

github.com (Web)
github.com (Package)
github.com (Web)

Details

Severity LOW
CVSS Score 2.0
CVSS Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U
CWE CWE-20
Public Exploit ✅ No
Source OSV
Published 2026-04-30
Updated 2026-08-20
Modified 2026-05-05
Fix URL N/A

Affected Packages

Software From version Fixed in
prestashop/ps-checkout — 5.3.0

Similar Threats

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