{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-48920","assignerOrgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","state":"PUBLISHED","assignerShortName":"jenkins","dateReserved":"2026-05-26T14:50:46.813Z","datePublished":"2026-05-27T14:13:48.568Z","dateUpdated":"2026-05-27T15:43:07.808Z"},"containers":{"cna":{"providerMetadata":{"orgId":"39769cd5-e6e2-4dc8-927e-97b3aa056f5b","shortName":"jenkins","dateUpdated":"2026-05-27T14:13:48.568Z"},"affected":[{"vendor":"Jenkins Project","product":"Jenkins Email Extension Plugin","versions":[{"version":"0","versionType":"maven","lessThanOrEqual":"1933.v45cec755423f","status":"affected"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Jenkins Email Extension Plugin 1933.v45cec755423f and earlier allows inlining images as `base64` in email content by setting the `data-inline` attribute, without restrictions on the image URLs that can be inlined, allowing attackers able to control the email content to specify `file:` URLs for images to read arbitrary files from the Jenkins controller filesystem."}],"references":[{"name":"Jenkins Security Advisory 2026-05-27","url":"https://www.jenkins.io/security/advisory/2026-05-27/#SECURITY-3705","tags":["vendor-advisory"]}]},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-73","lang":"en","description":"CWE-73 External Control of File Name or Path"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-05-27T15:43:03.856495Z","id":"CVE-2026-48920","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":"2026-05-27T15:43:07.808Z"}}]}}