CVE-2018-13784
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php,...
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php, Rinjdael.php, and Blowfish.php.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php, Rinjdael.php, and Blowfish.php.
- Record
CVE-2018-13784- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:P/I:P/A:N - Updated
- 2026-11-02
CVE List No score
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php, Rinjdael.php, and Blowfish.php.
- Record
CVE-2018-13784- Updated
- 2026-11-02
EUVDEUVD-2018-5722 No score
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php, Rinjdael.php, and Blowfish.php.
- Record
EUVD-2018-5722- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x435-2gv7-whj6
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php,...
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php, Rinjdael.php, and Blowfish.php.
- Record
GHSA-x435-2gv7-whj6- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
OSV
PrestaShop before 1.6.1.20 and 1.7.x before 1.7.3.4 mishandles cookie encryption in Cookie.php, Rinjdael.php, and Blowfish.php.
- Record
CVE-2018-13784- CVSS 3.0
- 9.1 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | PrestaShop < 1.6.1.19 - 'AES CBC' Privilege Escalation | 2018-07-16 |
| Exploit-DB | PrestaShop < 1.6.1.19 - 'BlowFish ECD' Privilege Escalation | 2018-07-16 |
| PoC in GitHub | ambionics/prestashop-exploits | 2018-07-16 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-13784 is a critical vulnerability (CVSS 9.1) in Prestashop, published July 9, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 16.5%, the 96th percentile. No source names a fixed version.