CVE-2023-39320
Critical
Description
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductToolchain
PublishedSep 8, 2023
First seenSep 8, 2023
Weakness typeCWE-94Code injection
How to fix
Update
- toolchain1.21.1 or later
- golang go1.21.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| toolchainGo | 1.21.0-0 ≤ v < 1.21.1 | 1.21.1 |
| golang go | 1.21.0 ≤ v < 1.21.1 | 1.21.1 |
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