# CVE-2025-61728

## Summary

- **CVE ID:** CVE-2025-61728
- **Severity:** MEDIUM
- **CVSS Score:** 6.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
- **CWE:** N/A
- **Published:** Jan 28, 2026
- **Last Modified:** Sep 14, 2026

## 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.

## Affected Products

- Go standard library — archive/zip (0)
- Go standard library — archive/zip (1.25.0)

## References

- [CNA](https://go.dev/cl/736713)
- [CNA](https://go.dev/issue/77102)
- [CNA](https://groups.google.com/g/golang-announce/c/Vd2tYVM8eUc)
- [CNA](https://pkg.go.dev/vuln/GO-2026-4342)
- [CVE](http://www.openwall.com/lists/oss-security/2026/01/15/4)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.68%
- **EPSS Percentile:** 51.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-19._