{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59074","assignerOrgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","state":"PUBLISHED","assignerShortName":"CERT-PL","dateReserved":"2026-07-02T08:57:58.309Z","datePublished":"2026-11-13T07:26:21.814Z","dateUpdated":"2026-11-13T07:26:21.814Z"},"containers":{"cna":{"providerMetadata":{"orgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","shortName":"CERT-PL","dateUpdated":"2026-11-13T07:26:21.814Z"},"title":"Improper Cryptographic Signature Verification in Edito CMS","datePublic":"2026-11-12T09:54:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-347","description":"CWE-347 Improper verification of cryptographic signature","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-21","descriptions":[{"lang":"en","value":"CAPEC-21 Exploitation of Trusted Identifiers"}]}],"affected":[{"vendor":"Edito","product":"Edito CMS","versions":[{"status":"affected","version":"0","lessThan":"5.10.2607","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Edito CMS is vulnerable to improper cryptographic signature verification in the JWT refresh logic. An authenticated low-privilege user can submit self-crafted​ ​JWT​ containing​ ​an existing user​ ​identifier and, due to the lack of signature validation,​​  obtain​ ​a ​​valid,​​ fully-signed​​ session ​​token​​ for​​ any ​​account ​​in​ ​the​ ​system. This allows the attacker to impersonate any user, including administrators.\nThis issue was fixed in version 5.10.2607.  Hotfixes for older versions (5.8) have also been released.","supportingMedia":[{"type":"text/html","base64":false,"value":"Edito CMS is vulnerable to improper cryptographic signature verification in the JWT refresh logic. An authenticated low-privilege user can submit self-crafted​ ​JWT​ containing​ ​an existing user​ ​identifier and, due to the lack of signature validation,​​&nbsp; obtain​ ​a ​​valid,​​ fully-signed​​ session ​​token​​ for​​ any ​​account ​​in​ ​the​ ​system. This allows the attacker to&nbsp;impersonate any user, including administrators.<div><br><div>This issue was fixed in version 5.10.2607.&nbsp; Hotfixes for older versions (5.8)&nbsp;have also been released.</div></div>"}]}],"references":[{"url":"https://cert.pl/posts/2026/11/CVE-2026-59074","tags":["third-party-advisory"]},{"url":"https://www.edito.pl/","tags":["product"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","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":"HIGH","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"credits":[{"lang":"en","value":"Michał Majchrowicz (AFINE Team)","type":"finder"},{"lang":"en","value":"Dawid Małecki (AFINE Team)","type":"finder"},{"lang":"en","value":"​Paweł Zdunek (AFINE Team)","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.3"}}}}