cve.bz

CVE-2023-39320

9.8 criticalEPSS 1.8%

Critical (9.8) in golang go. EPSS 1.8% chance of exploitation in the next 30 days. Fixed in toolchain 1.21.1.

The go.mod toolchain directive, introduced in Go 1.21, can be leveraged to execute scripts and binaries relative to the root of the module when the "go" command was executed within the module. This applies to modules downloaded using the "go" command from the module proxy, as well as modules downloaded directly using VCS software.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.8% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
CWE
CWE-94
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GO-2023-2042Gotoolchain>=1.21.0-0 <1.21.11.21.1

References

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