Critical severityNVD Advisory· Published Apr 19, 2023· Updated Nov 7, 2025
CVE-2023-22621
CVE-2023-22621
Description
Strapi through 4.5.5 allows authenticated Server-Side Template Injection (SSTI) that can be exploited to execute arbitrary code on the server. A remote attacker with access to the Strapi admin panel can inject a crafted payload that executes code on the server into an email template that bypasses the validation checks that should prevent code execution.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
@strapi/plugin-users-permissionsnpm | < 4.5.6 | 4.5.6 |
@strapi/plugin-emailnpm | < 4.5.6 | 4.5.6 |
Affected products
3- ghsa-coords2 versions
< 4.5.6+ 1 more
- (no CPE)range: < 4.5.6
- (no CPE)range: < 4.5.6
Patches
Vulnerability mechanics
References
10- github.com/advisories/GHSA-2h87-4q2w-v4hfghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-22621ghsaADVISORY
- github.com/strapi/strapi/commit/921d30961d6ba96cc098f2aea197350a49f990bdghsaWEB
- github.com/strapi/strapi/pull/15385ghsaWEB
- github.com/strapi/strapi/releasesghsaWEB
- github.com/strapi/strapi/releases/tag/v4.5.6ghsaWEB
- github.com/strapi/strapi/security/advisories/GHSA-2h87-4q2w-v4hfghsaWEB
- strapi.io/blog/security-disclosure-of-vulnerabilities-cveghsaWEB
- www.ghostccamm.com/blog/multi_strapi_vulnsghsaWEB
- www.ghostccamm.com/blog/multi_strapi_vulns/mitre
News mentions
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