{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72544","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","state":"PUBLISHED","assignerShortName":"TuranSec","dateReserved":"2026-08-10T10:32:49.081Z","datePublished":"2026-08-11T11:09:00.608Z","dateUpdated":"2026-08-11T12:24:54.943Z"},"containers":{"cna":{"providerMetadata":{"orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","shortName":"TuranSec","dateUpdated":"2026-08-11T11:09:00.608Z"},"title":"OpenSignLabs OpenSign - Insufficient Verification of Data Authenticity","descriptions":[{"lang":"en","value":"An integrity verification vulnerability in OpenSignLabs OpenSign through 2.37.0 allows unauthenticated remote attackers to forge document audit-trail entries via the triggerevent Parse cloud function. The function accepts viewer identity and IP address as caller-supplied parameters without authentication, allowing fabrication of arbitrary audit log entries. An attacker can tamper with the legal audit trail of any signed document, undermining non-repudiation."}],"affected":[{"vendor":"OpenSignLabs","product":"OpenSign","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.37.0","versionType":"custom"}]}],"references":[{"url":"https://github.com/OpenSignLabs/OpenSign","name":"Project Repository"}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-345","description":"CWE-345: Insufficient Verification of Data Authenticity"}]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":7.5,"baseSeverity":"HIGH"}}],"credits":[{"lang":"en","value":"Bobur Abdugafforov (Mahadsec)","type":"finder"}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-11T12:24:35.047280Z","id":"CVE-2026-72544","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"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":"2026-08-11T12:24:54.943Z"}}]}}