CVE-2022-21686
Server Side Twig Template Injection in PrestaShop
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
Description
PrestaShop is an Open Source e-commerce platform. Starting with version 1.7.0.0 and ending with version 1.7.8.3, an attacker is able to inject twig code inside the back office when using the legacy layout. The problem is fixed in version 1.7.8.3. There are no known workarounds.
Timeline
ID reserved
By GitHub_M
- 2 months later
· 2 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Critical9.0 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.8% · top 22% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.0.
Weakness
Affected products
- affected >= 1.7.0.0, < 1.7.8.3
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistprestashop/prestashopGHSA-mrq4-7ch7-2465 (opens in a new tab)
References (3)
- https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-mrq4-7ch7-2465 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/PrestaShop/PrestaShop/commit/d02b469ec365822e6a9f017e57f588966248bf21 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/PrestaShop/PrestaShop/releases/tag/1.7.8.3 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mrq4-7ch7-2465 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-21686)Record last updated .