{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73330","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-08-11T21:47:14.059Z","datePublished":"2026-08-12T19:00:36.609Z","dateUpdated":"2026-08-14T16:52:27.408Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-08-14T16:52:27.408Z"},"title":"CamaleonCMS 2.9.1 Server-Side Template Injection via test_email Action","descriptions":[{"lang":"en","value":"CamaleonCMS 2.9.1 contains a server-side template injection vulnerability that allows authenticated administrators to execute arbitrary commands by embedding ERB tags in the email parameter of the test_email settings action, which are evaluated when an SMTP rejection reflects the recipient address back in the exception message rendered as an inline ERB template. Attackers can submit a crafted email parameter containing ERB expressions through the admin settings test_email endpoint, causing the Rails inline template renderer to evaluate attacker-controlled Ruby code and achieve arbitrary command execution as the Rails process user."}],"datePublic":"2026-08-12T00:00:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-1336","description":"Improper Neutralization of Special Elements Used in a Template Engine","type":"CWE"}]}],"affected":[{"defaultStatus":"affected","vendor":"owen2345","product":"CamaleonCMS","versions":[{"status":"affected","version":"0","versionType":"custom","lessThanOrEqual":"2.9.1"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:tuzitio:camaleon_cms:*:*:*:*:*:*:*:*","versionEndIncluding":"2.9.1"}]}]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7.5,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","version":"3.1","baseSeverity":"MEDIUM","baseScore":6.6,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"}}],"references":[{"url":"https://github.com/owen2345/camaleon-cms","name":"Product Repository","tags":["product","patch"]},{"url":"https://enrik-m.github.io/posts/Camaleon-CMS-Vulnerabilties/#44-stored-xss-via-draft-post-title","name":"Blog Post","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/camaleoncms-server-side-template-injection-via-test-email-action","tags":["third-party-advisory"]}],"credits":[{"lang":"en","value":"Amir Aliu & Enrik Mustafa","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-12T19:46:36.307436Z","id":"CVE-2026-73330","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-12T19:46:41.784Z"}}]}}