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.
History

Sat, 31 Jan 2026 00:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-770
References
Metrics threat_severity

None

threat_severity

Moderate


Thu, 29 Jan 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

ssvc

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


Thu, 29 Jan 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Go Standard Library
Go Standard Library archive/zip
Vendors & Products Go Standard Library
Go Standard Library archive/zip

Wed, 28 Jan 2026 21:30:00 +0000

Type Values Removed Values Added
References

Wed, 28 Jan 2026 19:45:00 +0000

Type Values Removed Values Added
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.
Title Excessive CPU consumption when building archive index in archive/zip
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Go

Published: 2026-01-28T19:30:31.354Z

Updated: 2026-01-29T18:30:24.487Z

Reserved: 2025-09-30T15:05:03.605Z

Link: CVE-2025-61728

cve-icon Vulnrichment

Updated: 2026-01-28T20:08:22.055Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-28T20:16:09.830

Modified: 2026-01-29T19:16:16.390

Link: CVE-2025-61728

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-01-28T19:30:31Z

Links: CVE-2025-61728 - Bugzilla