CVE-2026-71531: PrestaShop · Incorrect Authorization
Affects PrestaShopSource CVE Database V5
Not known to be exploited · CVSS 8.6 High : upgrade to 9.2.1 or 8.2.9 soon.
Data as of 13 Nov 2026, 22:48 UTC
Thin evidence
One scorer or none| CNA (VulnCheck) | CVSS 4.0 | 8.6 |
|---|---|---|
| CNA (VulnCheck) | CVSS 3.1 | 8.1 |
- Patch
- Available – fixed in 9.2.1, 8.2.9
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 13 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
Upgrade PrestaShop to 9.2.1 or 8.2.9.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| PrestaShopPrestaShop | Affected
| Fixed in
|
| PrestaShopPrestaShop | Affected
| Fixed in
|
GitHubPrestaShoppkg:github/PrestaShopOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
This vulnerability is fixed in PrestaShop versions 8.2.9 and 9.2.1. Users should upgrade to at least these versions to remediate the issue. No additional mitigation steps are indicated by the vendor advisory. Patch status is confirmed by established fixed versions.
Description
CVE-2026-71531 is an authorization vulnerability in PrestaShop versions before 8.2.9 and 9.2.1 affecting the Webservice API. It allows attackers with a restricted shop key to bypass shop-specific access controls by manipulating the id_shop parameter to access data from all shops. This flaw enables unauthorized reading, modification, or deletion of data across shops, including sensitive customer information such as email addresses, secure keys, and password hashes.
References
- github.com/PrestaShop/PrestaShop/security/advisories/GHSA-3f36-4qv4-vfgh (opens in a new tab)
- github.com/PrestaShop/PrestaShop/releases/tag/9.2.1 (opens in a new tab)
- github.com/PrestaShop/PrestaShop/releases/tag/8.2.9 (opens in a new tab)
- vulncheck.com/advisories/prestashop-webservice-api-authorization-bypass-via-id-shop-parameter (opens in a new tab)