Medium 6.5Published Jan 28, 2026

CVE-2025-61728archive/zip uses a super-linear file name indexing algorithm that is invoked the first time a file in an archive is opened.

Updated under an hour ago (2026-10-19 09:00 UTC)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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.

CVSS: 6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-770
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

golang go golang:go	before 1.24.12; from 1.25.0 before 1.25.6	NVD

References

https://go.dev/cl/736713patch
https://go.dev/issue/77102patch
https://groups.google.com/g/golang-announce/c/Vd2tYVM8eUcrelease-notes
https://pkg.go.dev/vuln/GO-2026-4342vendor-advisory
http://www.openwall.com/lists/oss-security/2026/01/15/4exploit, mailing-list, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.