CVE-2026-32288

MEDIUM EPSS 20.7%
Published Apr 8, 20262mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 8, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
20.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-770

Affected Products 2

VendorProductVersionRange
golanggo* <1.25.9
golanggo*≥1.26.0  –  <1.26.2

References 4

  • go.dev https://go.dev/cl/763766
    Patch
  • go.dev https://go.dev/issue/78301
    Issue Tracking
  • groups.google.com https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU
    Mailing ListRelease Notes
  • pkg.go.dev https://pkg.go.dev/vuln/GO-2026-4869
    Vendor Advisory

Remediation

  • go.dev https://go.dev/cl/763766
    Patch