{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100870","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-09-27T00:20:54.408Z","datePublished":"2026-09-27T13:09:54.715Z","dateUpdated":"2026-09-27T14:29:44.857Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-27T14:29:44.857Z"},"datePublic":"2026-09-02T00:00:00.000Z","title":"Sylius before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 Admin Password Reset Poisoning via Host Header","descriptions":[{"lang":"en","value":"Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 build administrator password-reset links using the request Host header without validation, allowing unauthenticated attackers to redirect reset tokens to attacker-controlled domains. Attackers can request password resets for known administrator email addresses with forged Host headers to intercept valid reset tokens and take over administrator accounts."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Weak Password Recovery Mechanism for Forgotten Password","cweId":"CWE-640","type":"CWE"}]}],"affected":[{"vendor":"Sylius","product":"Sylius","collectionURL":"https://packagist.org","packageName":"sylius/sylius","packageURL":"pkg:composer/sylius/sylius","defaultStatus":"unaffected","versions":[{"version":"1.12.0","status":"affected","versionType":"semver","lessThan":"1.12.25"},{"version":"1.13.0","status":"affected","versionType":"semver","lessThan":"1.13.17"},{"version":"1.14.0","status":"affected","versionType":"semver","lessThan":"1.14.20"},{"version":"2.0.0","status":"affected","versionType":"semver","lessThan":"2.1.16"},{"version":"2.2.0","status":"affected","versionType":"semver","lessThan":"2.2.9"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:sylius:sylius:*:*:*:*:*:*:*:*","versionStartIncluding":"1.12.0","versionEndExcluding":"1.12.25"},{"vulnerable":true,"criteria":"cpe:2.3:a:sylius:sylius:*:*:*:*:*:*:*:*","versionStartIncluding":"1.13.0","versionEndExcluding":"1.13.17"},{"vulnerable":true,"criteria":"cpe:2.3:a:sylius:sylius:*:*:*:*:*:*:*:*","versionStartIncluding":"1.14.0","versionEndExcluding":"1.14.20"},{"vulnerable":true,"criteria":"cpe:2.3:a:sylius:sylius:*:*:*:*:*:*:*:*","versionStartIncluding":"2.0.0","versionEndExcluding":"2.1.16"},{"vulnerable":true,"criteria":"cpe:2.3:a:sylius:sylius:*:*:*:*:*:*:*:*","versionStartIncluding":"2.2.0","versionEndExcluding":"2.2.9"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/Sylius/Sylius/security/advisories/GHSA-77w3-2367-7xvq","name":"GitHub Security Advisory (GHSA-77w3-2367-7xvq)","tags":["vendor-advisory"]},{"url":"https://github.com/Sylius/Sylius/pull/19215","tags":["patch","issue-tracking"]},{"url":"https://github.com/Sylius/Sylius/commit/1255d75b20d3d88a5e5c8d46791504134c838480","tags":["patch"]},{"url":"https://github.com/Sylius/Sylius/releases/tag/v2.2.9","tags":["release-notes"],"name":"Sylius v2.2.9 Release Notes"},{"url":"https://github.com/Sylius/Sylius","tags":["product"]},{"name":"VulnCheck Advisory: Sylius before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 Admin Password Reset Poisoning via Host Header","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/sylius-before-1.12.25-1.13.17-1.14.20-2.1.16-and-2.2.9-admin-password-reset-poisoning-via-host-header"}],"credits":[{"lang":"en","value":"leediay153","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}