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CVE-2026-14846

MEDIUMCVSS 4.5/10EPSS 0.33%

Last modified

CVE-2026-14846 is a medium-severity vulnerability rated 4.5/10 on the CVSS scale. In version 8.2.1 of PrestaShop, there is a vulnerability relating to the incorrect sanitisation of elements, caused by inadequate validation of the ‘Alias’ parameter in the ‘Update your address’ function. This flaw allows an attacker to inject malicious expressions that are executed when the information is exported using the ‘Get my data in CSV’ tool. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

Description

In version 8.2.1 of PrestaShop, there is a vulnerability relating to the incorrect sanitisation of elements, caused by inadequate validation of the ‘Alias’ parameter in the ‘Update your address’ function. This flaw allows an attacker to inject malicious expressions that are executed when the information is exported using the ‘Get my data in CSV’ tool. Successful exploitation of this vulnerability could facilitate unauthorised access to the victim’s personal data.

Metrics

CVSS 4.0
4.5/10

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:L/VI:L/VA:L/SC:L/SI:L/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.33%

25.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
PrestaShopThe firmware8.2.1

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-14846?
In version 8.2.1 of PrestaShop, there is a vulnerability relating to the incorrect sanitisation of elements, caused by inadequate validation of the ‘Alias’ parameter in the ‘Update your address’ function. This flaw allows an attacker to inject malicious expressions that are executed when the information is exported using the ‘Get my data in CSV’ tool. Successful exploitation of this vulnerability could facilitate unauthorised access to the victim’s personal data.
How severe is CVE-2026-14846?
CVE-2026-14846 has a CVSS score of 4.5/10 (MEDIUM severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.
How do I fix CVE-2026-14846?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST