CVE-2025-61728 - CVE House
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Status published Unknown CVE-2025-61728

Excessive CPU consumption when building archive index in archive/zip

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Jakub Ciolek

References

More from Go standard library

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CVE-2025-61730
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CVE-2025-61729
Excessive resource consumption when printing error string for host certificate validation in crypto/x509
Unknown 0
CVE-2025-61727
Improper application of excluded DNS name constraints when verifying wildcard names in crypto/x509
Unknown 0
CVE-2025-61726
Memory exhaustion in query parameter parsing in net/url
Unknown 0

Affected Vendor

Go standard library

View all reports →

Affected Software

archive/zip
Vulnerable Versions:
0, 1.25.0

Timeline

Official Publish: January 28th, 2026
Last Modified: January 29th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.