CVE-2026-110604

Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.

CVSS v3 3.6 LOW

3.6^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.0 / Impact : 2.5

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/michaelrsweet/mxml/blob/v4.0.6/mxml-file.c#L1860-L1887
https://github.com/michaelrsweet/mxml/commit/367c7ddd3387f65e867d776216de274bcaa3dae1
https://hackmd.io/@haind-pwn/mxml-strtod-locale-stack-overflow
https://www.vulncheck.com/advisories/mini-xml-4.0.0-through-4.0.6-stack-out-of-bounds-write-via-mxml-strtod
https://hackmd.io/@haind-pwn/cve-2026-110604-mxml-strtod-locale-stack-overflow

Configurations

No configuration.

History

14 Oct 2026, 17:18

Type	Values Removed	Values Added
References		() https://hackmd.io/@haind-pwn/cve-2026-110604-mxml-strtod-locale-stack-overflow -

14 Oct 2026, 15:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-14 15:17

Updated : 2026-10-14 17:18

NVD link : CVE-2026-110604

Mitre link : CVE-2026-110604

CVE.ORG link : CVE-2026-110604

JSON object : View

Products Affected

No product.

CWE

CWE-193

Off-by-one Error

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