{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-72692","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","state":"PUBLISHED","assignerShortName":"TuranSec","dateReserved":"2026-08-10T11:55:39.471Z","datePublished":"2026-08-10T11:59:14.935Z","dateUpdated":"2026-08-10T18:21:58.204Z"},"containers":{"cna":{"providerMetadata":{"orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","shortName":"TuranSec","dateUpdated":"2026-08-10T11:59:14.935Z"},"title":"OpenSignLabs opensignserver - Missing Authorization","descriptions":[{"lang":"en","value":"A missing authorization vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to irreversibly decline any in-flight document and forge the decline attribution to an arbitrary user via the declinedoc Parse cloud function. The function writes IsDeclined, DeclineReason, and a caller-supplied DeclineBy pointer without verifying the caller's identity, enabling workflow termination and evidentiary record falsification against any accessible document.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>A missing authorization vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to irreversibly decline any in-flight document and forge the decline attribution to an arbitrary user via the declinedoc Parse cloud function. The function writes IsDeclined, DeclineReason, and a caller-supplied DeclineBy pointer without verifying the caller's identity, enabling workflow termination and evidentiary record falsification against any accessible document.</p>"}]}],"affected":[{"vendor":"OpenSignLabs","product":"opensignserver","defaultStatus":"affected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.37.0","versionType":"semver"}]}],"references":[{"url":"https://github.com/OpenSignLabs/OpenSign","name":"OpenSign GitHub Repository","tags":["third-party-advisory"]}],"credits":[{"lang":"en","value":"Bobur Abdugafforov (Mahadsec)","type":"finder"}],"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","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-862","description":"CWE-862: Missing Authorization"}]}],"source":{"discovery":"EXTERNAL"},"datePublic":"2026-08-10T12:00:00.000Z"},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-10T15:35:02.707376Z","id":"CVE-2026-72692","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":"2026-08-10T18:21:58.204Z"}}]}}