CVE-2026-32288

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CVSS 3.1

5.5 medium

EPSS

<1%p21

Published

Apr 8, 2026 (Apr 8, 2026)

Modified

Jul 25, 2026

Description

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format.

Vendors: golang
Products: go
Weakness: CWE-770
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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