{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100871","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-09-27T00:20:54.408Z","datePublished":"2026-09-27T13:09:55.386Z","dateUpdated":"2026-09-27T14:29:45.532Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-27T14:29:45.532Z"},"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 JWT Audience Confusion Allows Admin API Authentication","descriptions":[{"lang":"en","value":"Sylius versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 fail to include firewall identification in JWT tokens issued by separate Admin and Shop API endpoints. Attackers can register a shop customer account using an administrator's email address and obtain a token that the Admin API resolves to that administrator, granting full administrative access."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Authentication","cweId":"CWE-287","type":"CWE"}]}],"affected":[{"vendor":"Sylius","product":"Sylius","collectionURL":"https://packagist.org","packageName":"sylius/sylius","packageURL":"pkg:composer/sylius/sylius","defaultStatus":"unaffected","versions":[{"version":"1.11.0","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":"1.11.0","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:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","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:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/Sylius/Sylius/security/advisories/GHSA-f6mx-qxjc-55xf","name":"GitHub Security Advisory (GHSA-f6mx-qxjc-55xf)","tags":["vendor-advisory"]},{"url":"https://github.com/Sylius/Sylius/pull/19213","tags":["patch","issue-tracking"]},{"url":"https://github.com/Sylius/Sylius/commit/cdfb672a4d174eb2c73159b25cf5b5f44088f45c","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 JWT Audience Confusion Allows Admin API Authentication","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-jwt-audience-confusion-allows-admin-api-authentication"}],"credits":[{"lang":"en","value":"leediay153","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}