{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-123199","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-11-05T17:58:49.658Z","datePublished":"2026-11-05T18:16:36.404Z","dateUpdated":"2026-11-05T18:16:36.404Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-11-05T18:16:36.404Z"},"datePublic":"2026-10-28T00:00:00.000Z","title":"eBook-speaker through 6.2.0 Stack-based Buffer Overflow via element name attribute","descriptions":[{"lang":"en","value":"eBook-speaker 6.1.0 through 6.2.0 contains a stack buffer overflow vulnerability in get_attributes() in src/common.c caused by an unbounded strcpy of an element's name attribute. Attackers can craft an EPUB or DAISY book with a name attribute of 511 or more characters to corrupt the stack and crash the reader when opened."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","cweId":"CWE-120","type":"CWE"}]}],"affected":[{"vendor":"book-readers","product":"eBook-speaker","defaultStatus":"unaffected","versions":[{"version":"6.1.0","lessThanOrEqual":"6.2.0","status":"affected","versionType":"custom"}],"packageURL":"pkg:github/book-readers/ebook-speaker","repo":"https://github.com/book-readers/ebook-speaker"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/book-readers/ebook-speaker/commit/23b5c86585d7e3c27c932b112f4e36858e70f210","tags":["patch"]},{"url":"https://github.com/book-readers/ebook-speaker/blob/4a8f457a0fd65a96463c0fa9bd0612242c081dc8/src/common.c#L631-L632","tags":["technical-description"]},{"name":"VulnCheck Advisory: eBook-speaker through 6.2.0 Stack-based Buffer Overflow via element name attribute","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/ebook-speaker-through-6.2.0-stack-based-buffer-overflow-via-element-name-attribute"}],"credits":[{"lang":"en","value":"Deus Rex","type":"finder"},{"lang":"en","value":"Samuel Thibault","type":"remediation developer"}],"x_generator":{"engine":"vulncheck-endgame"}}}}