{"id":"CVE-2026-63159","state":"PUBLISHED","title":"Omnispace Agora Project < 26.10.0 Predictable Password-Reset Token Account Takeover","description":"Omnispace Agora Project before 26.10.0 contains a predictable password-reset token vulnerability that allows unauthenticated attackers to take over user accounts by computing the reset token as sha1(login.password), a deterministic and reusable value. Attackers can derive or brute-force the reset token from known or guessed login and password combinations to forge valid password-reset requests and hijack arbitrary accounts.","publishedAt":"2026-10-13T19:46:07.000Z","updatedAt":"2026-10-27T10:14:19.879Z","severity":{"score":9.1,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Omnispace Agora Project"],"affected":[{"vendor":"Omnispace","product":"Agora Project","packageURL":"pkg:github/xech/agora-project","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"26.10.0","versionType":"semver"}],"repo":"https://github.com/xech/agora-project"}],"references":["https://github.com/xech/agora-project/releases/tag/26.10","https://www.agora-project.net/","https://www.vulncheck.com/advisories/omnispace-agora-project-predictable-password-reset-token-account-takeover"],"weaknesses":["CWE-640"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/63xxx/CVE-2026-63159.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-63159","state":"PUBLISHED","datePublished":"2026-10-13T19:46:07.000Z","dateUpdated":"2026-10-27T10:14:19.879Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-07-15T21:18:20.186Z"},"containers":{"cna":{"title":"Omnispace Agora Project < 26.10.0 Predictable Password-Reset Token Account Takeover","descriptions":[{"lang":"en","value":"Omnispace Agora Project before 26.10.0 contains a predictable password-reset token vulnerability that allows unauthenticated attackers to take over user accounts by computing the reset token as sha1(login.password), a deterministic and reusable value. Attackers can derive or brute-force the reset token from known or guessed login and password combinations to forge valid password-reset requests and hijack arbitrary accounts."}],"affected":[{"vendor":"Omnispace","product":"Agora Project","packageURL":"pkg:github/xech/agora-project","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"26.10.0","versionType":"semver"}],"repo":"https://github.com/xech/agora-project"}],"references":[{"url":"https://github.com/xech/agora-project/releases/tag/26.10","name":"Fixed Release Tag","tags":["release-notes","patch"]},{"url":"https://www.agora-project.net/","name":"Project Webpage","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/omnispace-agora-project-predictable-password-reset-token-account-takeover","name":"VulnCheck Advisory: Omnispace Agora Project < 26.10.0 Predictable Password-Reset Token Account Takeover","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"CRITICAL","baseScore":9.1,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","version":"3.1","baseSeverity":"HIGH","baseScore":7.4,"vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-640","lang":"en","description":"Weak Password Recovery Mechanism for Forgotten Password","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-27T10:14:19.879Z"},"tags":["x_open-source"],"datePublic":"2026-10-01T00:00:00.000Z","credits":[{"lang":"en","value":"Geoffrey Robert of akailabs","type":"finder"},{"lang":"en","value":"Valentin Holubec of akailabs","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:agora-project:agora-project:*:*:*:*:*:*:*:*","versionEndExcluding":"26.10.0"}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-13T20:02:50.106501Z","id":"CVE-2026-63159","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-13T20:03:00.562Z"}}]}}}