GHSA-35PF-37C6-JXJV

Vulnerability from github – Published: 2026-03-25 19:41 – Updated: 2026-03-27 21:35
VLAI?
Summary
PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables
Details

Impact

Multiple 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.

Patches

Patched on 8.2.5 and 9.1.0

Workarounds

None

References

None

Severity ?
7.6 (High)
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "prestashop/prestashop"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.0-alpha.1"
            },
            {
              "fixed": "9.1.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "prestashop/prestashop"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.2.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-33673"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-03-25T19:41:50Z",
    "nvd_published_at": "2026-03-26T22:16:30Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nMultiple 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.\n\n### Patches\nPatched on 8.2.5 and 9.1.0\n\n### Workarounds\nNone\n\n### References\nNone",
  "id": "GHSA-35pf-37c6-jxjv",
  "modified": "2026-03-27T21:35:44Z",
  "published": "2026-03-25T19:41:50Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33673"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/PrestaShop/PrestaShop"
    },
    {
      "type": "WEB",
      "url": "https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables"
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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