Open-Source Security Intelligence

Know every vulnerability
before it knows you.

DevGuard continuously monitors your dependencies and alerts you when CVEs like this one affect your stack — with real-time threat intelligence built for developers.

Search

GHSA-54hq-mf6h-48xh

CriticalCVSS 9.1 / 10
Published Oct 16, 2025·Last modified Oct 17, 2025
Affected Components(0)

No affected components available

Description

Impact

Missing validation on Express Checkout feature allows silent log-in

Affected versions

The issue was introduced in PrestaShop Checkout 1.3.0 .

All versions above 1.3.0 are vulnerable except of course the patch versions published on 16/10/2025: 7.4.4.1, 8.4.4.1, 7.5.0.5, 8.5.0.5, 9.5.0.5

Patches

The problem has been patched in versions

  • v4.4.1 for PrestaShop 1.7 (build number: 7.4.4.1)
  • v4.4.1 for PrestaShop 8 (build number: 8.4.4.1)
  • v5.0.5 for PrestaShop 1.7 (build number: 7.5.0.5)
  • v5.0.5 for PrestaShop 8 (build number: 8.5.0.5)
  • v5.0.5 for PrestaShop 9 (build number: 9.5.0.5)

Read our Versioning policy to learn more about our build numbers and versions of PrestaShop Checkout

Credits

We would like to thank Léo CUNÉAZ for reporting the issue.

Risk Scores
Base Score
9.1

The vulnerability can be exploited over the network without needing physical access. It is easy for an attacker to exploit this vulnerability. An attacker does not need any special privileges or access rights. No user interaction is needed for the attacker to exploit this vulnerability. The impact is confined to the system where the vulnerability exists. There is a high impact on the confidentiality of the information. There is a high impact on the integrity of the data.

Threat Intelligence
8.3

Exploitation activity has been observed. Apply available patches or mitigations urgently.

EPSS
0.47%

The exploit probability is very low. The vulnerability is unlikely to be exploited in the next 30 days.

Exploit
Not available

We did not find any exploit available. Neither in GitHub repositories nor in the Exploit-Database.

Scan your project

Continuously monitor your dependencies and get alerted when vulnerabilities like this one affect your stack.

Checkout DevGuard