PrestaShop blockreassurance BO User can remove any file from server when adding a and deleting a block
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-285.
Summary
PrestaShop blockreassurance adds an information block aimed at offering helpful information to reassure customers that the store is trustworthy. When adding a block in blockreassurance module, a BO user can modify the http request and give the path of any file in the project instead of an image. When deleting the block from the BO, the file will be deleted. It is possible to make the website completely unavailable by removing index.php for example. This issue has been patched in version 5.1.4.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| PrestaShop | blockreassurance | up to 5.1.3 | — | No fix listed | CNA |
| — | prestashop/blockreassurance (Packagist) | before 5.1.4 | 5.1.4 | Patch available | GHSA-83j2-qhx2-p7jc |
- blockreassurance VendorPrestaShop Affected up to 5.1.3 Fixed in — No fix listed CNA
- prestashop/blockreassurance (Packagist) Vendor— Affected before 5.1.4 Fixed in 5.1.4 Patch available GHSA-83j2-qhx2-p7jc
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:prestashop:customer_reassurance_block:*:*:*:*:*:prestashop:*:* | before 5.1.4 | Vulnerable | PrestaShop |
- cpe:2.3:a:prestashop:customer_reassurance_block:*:*:*:*:*:prestashop:*:* Versions before 5.1.4 Vulnerable ·PrestaShop
Remediation
- Fix · GHSA-83j2-qhx2-p7jc prestashop/blockreassurance (Packagist) Fixed in 5.1.4 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2023-47109
- 2026-10-03 Alias added: GHSA-83j2-qhx2-p7jc
References
Patch 2
Advisory 2
More PrestaShop Customer Reassurance Block vulnerabilities
- TI-2023-25450 Any value can be changed in the configuration table by an employee having access to block reassurance module CVSS 3.1CRITICAL 9.1
Sources
- CVE-2023-47109 · CVE Program
- CVE-2023-47109 · NVD
- FIRST EPSS
- GHSA-83j2-qhx2-p7jc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences