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CVE-2026-33673
PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables
High7.7EPSS 0.27%
- Published
- Updated
- Reserved
- Assigned by
- GitHub_M
Description
PrestaShop is an open source e-commerce web application. Versions prior to 8.2.5 and 9.1.0 are vulnerable to stored Cross-Site Scripting (stored XSS) vulnerabilities in the BO. An attacker who can inject data into the database, via limited back-office access or a previously existing vulnerability, can exploit unprotected variables in back-office templates. Versions 8.2.5 and 9.1.0 contain a fix. No known workarounds are available.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | High7.7 | CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.27% · top 80% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.7.
Weakness
Affected products
- affected >= 9.0.0-alpha.1, < 9.1.0
- affected < 8.2.5
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistprestashop/prestashopGHSA-35pf-37c6-jxjv (opens in a new tab)
References (3)
- https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv (opens in a new tab)x_refsource_CONFIRM
- https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5 (opens in a new tab)x_refsource_MISC
- https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0 (opens in a new tab)x_refsource_MISC
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-35pf-37c6-jxjv (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-2026-33673)Record last updated .