{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-106036","assignerOrgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","state":"PUBLISHED","assignerShortName":"CERT-PL","dateReserved":"2026-10-06T13:51:18.839Z","datePublished":"2026-10-29T15:08:02.788Z","dateUpdated":"2026-10-29T15:08:02.788Z"},"containers":{"cna":{"providerMetadata":{"orgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","shortName":"CERT-PL","dateUpdated":"2026-10-29T15:08:02.788Z"},"title":"Improper certificate validation in Szafir","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-295","description":"CWE-295 Improper certificate validation","type":"CWE"}]}],"affected":[{"vendor":"Krajowa Izba Rozliczeniowa","product":"Szafir","versions":[{"status":"affected","version":"0","lessThanOrEqual":"2.0","changes":[{"at":"build 708","status":"unaffected"}],"versionType":"custom"}],"defaultStatus":"unaffected"}],"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:krajowa_izba_rozliczeniowa:szafir:*:*:*:*:*:*:*:*","versionStartIncluding":"0","versionEndIncluding":"2.0"}]}]}],"descriptions":[{"lang":"en","value":"Szafir accepts any client or server certificate without performing certificate and hostname validation, allowing HTTPS connections without authenticating the remote server. An attacker can provide an arbitrary SSL/TLS certificate and cause the application to download an update file from their server.\n\n\n\nThis issue was fixed in version 2.0 build 708.","supportingMedia":[{"type":"text/html","base64":false,"value":"Szafir accepts any client or server certificate without performing certificate and hostname validation, allowing HTTPS connections without authenticating the remote server. An attacker can provide an arbitrary SSL/TLS certificate and cause the application to download an update file from their server.<br><div><br></div><div>This issue was fixed in version&nbsp;2.0 build 708.</div>"}]}],"references":[{"url":"https://cert.pl/posts/2026/10/CVE-2026-93570","tags":["third-party-advisory"]},{"url":"https://www.elektronicznypodpis.pl/","tags":["product"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","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":"MEDIUM","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"}}],"credits":[{"lang":"en","value":"Mikus Teivens, Critical Security","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.3"}}}}