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Unrated severityOSV Advisory· Published Jan 28, 2026· Updated Jan 29, 2026

Excessive CPU consumption when building archive index in archive/zip

CVE-2025-61728

Description

archive/zip uses a super-linear file name indexing algorithm that is invoked the first time a file in an archive is opened. This can lead to a denial of service when consuming a maliciously constructed ZIP archive.

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Affected products

2182

Patches

Vulnerability mechanics

References

4

News mentions

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