{"id":"CVE-2026-35460","state":"PUBLISHED","title":"Papra has an HTML Injection in Transactional Emails via Unescaped User Display Name","description":"Papra is a minimalistic document management and archiving platform. Prior to 26.4.0, transactional email templates in Papra interpolate user.name directly into HTML without escaping or sanitization. An attacker who registers with a display name containing HTML tags will have those tags injected into the verification and password reset email bodies. Since emails are sent from the legitimate domain (e.g: auth@mail.papra.app), this enables convincing phishing attacks that appear to originate from official Papra notifications. This vulnerability is fixed in 26.4.0.","publishedAt":"2026-04-07T14:26:52.943Z","updatedAt":"2026-04-07T15:59:07.465Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["papra-hq papra"],"affected":[{"vendor":"papra-hq","product":"papra","versions":[{"version":"< 26.4.0","status":"affected"}]}],"references":["https://github.com/papra-hq/papra/security/advisories/GHSA-6f8x-2rc9-vgh4"],"weaknesses":["CWE-80","CWE-79"],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/35xxx/CVE-2026-35460.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-35460","state":"PUBLISHED","datePublished":"2026-04-07T14:26:52.943Z","dateUpdated":"2026-04-07T15:59:07.465Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-04-02T19:25:52.193Z"},"containers":{"cna":{"title":"Papra has an HTML Injection in Transactional Emails via Unescaped User Display Name","descriptions":[{"lang":"en","value":"Papra is a minimalistic document management and archiving platform. Prior to 26.4.0, transactional email templates in Papra interpolate user.name directly into HTML without escaping or sanitization. An attacker who registers with a display name containing HTML tags will have those tags injected into the verification and password reset email bodies. Since emails are sent from the legitimate domain (e.g: auth@mail.papra.app), this enables convincing phishing attacks that appear to originate from official Papra notifications. This vulnerability is fixed in 26.4.0."}],"affected":[{"vendor":"papra-hq","product":"papra","versions":[{"version":"< 26.4.0","status":"affected"}]}],"references":[{"url":"https://github.com/papra-hq/papra/security/advisories/GHSA-6f8x-2rc9-vgh4","name":"https://github.com/papra-hq/papra/security/advisories/GHSA-6f8x-2rc9-vgh4","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-80","lang":"en","description":"CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-04-07T14:26:52.943Z"},"source":{"advisory":"GHSA-6f8x-2rc9-vgh4","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/papra-hq/papra/security/advisories/GHSA-6f8x-2rc9-vgh4","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-07T15:13:13.038044Z","id":"CVE-2026-35460","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-07T15:59:07.465Z"}}]}}}