{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-121733","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-11-03T22:17:04.922Z","datePublished":"2026-11-03T22:55:37.881Z","dateUpdated":"2026-11-04T18:58:11.067Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-11-03T22:55:37.881Z"},"datePublic":"2026-05-15T00:00:00.000Z","title":"Bagisto before 2.4.5 Stored XSS via RMA Conversation Attachment Upload","descriptions":[{"lang":"en","value":"Bagisto before 2.4.5 contains a stored cross-site scripting vulnerability that allows authenticated customers to upload HTML files via the RMA send-message endpoint without type or extension validation. Attackers can upload a .html attachment containing JavaScript served under /storage/rma-conversation/, executing script in the shop's origin when an administrator opens it."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Unrestricted Upload of File with Dangerous Type","cweId":"CWE-434","type":"CWE"}]}],"affected":[{"vendor":"Webkul","product":"Bagisto","defaultStatus":"unaffected","packageURL":"pkg:github/bagisto/bagisto","versions":[{"version":"0","lessThan":"2.4.5","status":"affected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:webkul:bagisto:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.5"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","subAvailabilityImpact":"NONE","baseScore":2.1,"baseSeverity":"LOW"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/bagisto/bagisto/commit/204e43c26705b66ef2ddfb2a9eebb25f5e8f6a2c","tags":["patch"],"name":"Patch Commit"},{"url":"https://github.com/bagisto/bagisto","tags":["product"]},{"url":"https://github.com/bagisto/bagisto/commit/e28db3e8c53a94a99cf153ac338466720acd9004","tags":["patch"]},{"url":"https://github.com/bagisto/bagisto/blob/v2.4.4/packages/Webkul/Shop/src/Http/Controllers/Customer/Account/RMAController.php#L408","tags":["technical-description"]},{"url":"https://github.com/bagisto/bagisto/releases/tag/v2.4.5","tags":["release-notes"],"name":"Bagisto v2.4.5 Release Notes"},{"name":"VulnCheck Advisory: Bagisto before 2.4.5 Stored XSS via RMA Conversation Attachment Upload","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/bagisto-before-2.4.5-stored-xss-via-rma-conversation-attachment-upload"}],"credits":[{"lang":"en","value":"Muhammad Shariff","type":"finder"},{"lang":"en","value":"Devansh Bawari","type":"remediation developer"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-11-04T18:58:00.446403Z","id":"CVE-2026-121733","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-04T18:58:11.067Z"}}]}}