CVE-2025-61732
Potential code smuggling via doc comments in cmd/cgo
Description
A discrepancy between how Go and C/C++ comments were parsed allowed for code smuggling into the resulting cgo binary.
INFO
Published Date :
Feb. 5, 2026, 4:15 a.m.
Last Modified :
Feb. 10, 2026, 3:17 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Go to the latest version.
- Review and sanitize C/C++ comment parsing.
- Ensure secure handling of external code imports.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-61732.
| URL | Resource |
|---|---|
| https://go.dev/cl/734220 | Patch Product |
| https://go.dev/issue/76697 | Issue Tracking Vendor Advisory |
| https://groups.google.com/g/golang-announce/c/K09ubi9FQFk | Mailing List Release Notes |
| https://pkg.go.dev/vuln/GO-2026-4433 | Vendor Advisory Patch |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-61732 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-61732
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-61732 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-61732 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Feb. 10, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* versions up to (excluding) 1.24.13 *cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* versions from (including) 1.25.0 up to (excluding) 1.25.7 Added Reference Type Go Project: https://go.dev/cl/734220 Types: Patch, Product Added Reference Type Go Project: https://go.dev/issue/76697 Types: Issue Tracking, Vendor Advisory Added Reference Type Go Project: https://groups.google.com/g/golang-announce/c/K09ubi9FQFk Types: Mailing List, Release Notes Added Reference Type Go Project: https://pkg.go.dev/vuln/GO-2026-4433 Types: Patch, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 05, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H Added CWE CWE-94 -
New CVE Received by [email protected]
Feb. 05, 2026
Action Type Old Value New Value Added Description A discrepancy between how Go and C/C++ comments were parsed allowed for code smuggling into the resulting cgo binary. Added Reference https://go.dev/cl/734220 Added Reference https://go.dev/issue/76697 Added Reference https://groups.google.com/g/golang-announce/c/K09ubi9FQFk Added Reference https://pkg.go.dev/vuln/GO-2026-4433