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CVE-2026-27710

NanaZip .NET Single-File Parser Integer Underflow Leads to Unbounded Allocation (DoS) PUBLISHED

Description (CNA)

NanaZip is an open source file archive. Starting in version 5.0.1252.0 and prior to versions 6.0.1638.0 and 6.5.1638.0, a denial-of-service vulnerability exists in NanaZip’s `.NET Single File Application` parser. A crafted bundle can force an integer underflow in header-size calculation and trigger an unbounded memory allocation attempt during archive open. Versions 6.0.1638.0 and 6.5.1638.0 fix the issue.

Affected (CNA)

Vendor / productVersions
M2Team / NanaZipaffected >= 5.0.1252.0, < 6.0.1638.0; affected >= 6.1, < 6.5.1638.0

CWE

CWE-191

References

ADP enrichment

CISA-ADP

No English description supplied.