CVE-2026-123199

eBook-speaker through 6.2.0 Stack-based Buffer Overflow via element name attribute

Published Nov 5, 2026 CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Book-readers
Book-readers ebook-speaker
Vendors & Products Book-readers
Book-readers ebook-speaker
Type Values Removed Values Added
Description 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.
Title eBook-speaker through 6.2.0 Stack-based Buffer Overflow via element name attribute
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.8, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 9, 2026, 10:29 PM
Reserved
Nov 5, 2026, 5:58 PM
Status
Deferred
Published
Nov 5, 2026, 7:17 PM
Modified
Nov 12, 2026, 9:09 PM