CVE-2025-61728None▾ SunlitExcessive CPU consumption when building archive index in archive/zip
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Jul 30.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
0.6%
0.6% → 0.7%
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.
stdlib >= 1.25.0, < 1.25.6Upgrade to a patched release:
stdlib 1.25.6Connected by shared product, vendor, weakness, or advisory.
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