{"id":"CVE-2026-45344","state":"PUBLISHED","title":"LinkAce: Setup database password newline injection enables pre-auth RCE on uninitialized instances","description":"LinkAce is a self-hosted archive to collect website links. Prior to 2.5.6, the setup database configuration flow on uninitialized LinkAce instances accepts attacker-controlled database credential fields and writes them back into .env without escaping. A remote attacker who can reach the setup endpoints and supply a database they control can inject mail configuration variables and achieve command execution when the application later sends mail. This vulnerability is fixed in 2.5.6.","publishedAt":"2026-05-28T20:41:45.386Z","updatedAt":"2026-06-01T18:50:46.262Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["Kovah LinkAce"],"affected":[{"vendor":"Kovah","product":"LinkAce","versions":[{"version":"< 2.5.6","status":"affected"}]}],"references":["https://github.com/Kovah/LinkAce/security/advisories/GHSA-37m5-936h-w455"],"weaknesses":["CWE-74"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45344.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45344","state":"PUBLISHED","datePublished":"2026-05-28T20:41:45.386Z","dateUpdated":"2026-06-01T18:50:46.262Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-11T21:40:08.177Z"},"containers":{"cna":{"title":"LinkAce: Setup database password newline injection enables pre-auth RCE on uninitialized instances","descriptions":[{"lang":"en","value":"LinkAce is a self-hosted archive to collect website links. Prior to 2.5.6, the setup database configuration flow on uninitialized LinkAce instances accepts attacker-controlled database credential fields and writes them back into .env without escaping. A remote attacker who can reach the setup endpoints and supply a database they control can inject mail configuration variables and achieve command execution when the application later sends mail. This vulnerability is fixed in 2.5.6."}],"affected":[{"vendor":"Kovah","product":"LinkAce","versions":[{"version":"< 2.5.6","status":"affected"}]}],"references":[{"url":"https://github.com/Kovah/LinkAce/security/advisories/GHSA-37m5-936h-w455","name":"https://github.com/Kovah/LinkAce/security/advisories/GHSA-37m5-936h-w455","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-74","lang":"en","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-28T20:41:45.386Z"},"source":{"advisory":"GHSA-37m5-936h-w455","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/Kovah/LinkAce/security/advisories/GHSA-37m5-936h-w455","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-01T18:50:26.732286Z","id":"CVE-2026-45344","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-01T18:50:46.262Z"}}]}}}