CVE-2026-25679
Incorrect parsing of IPv6 host literals in net/url
Description
url.Parse insufficiently validated the host/authority component and accepted some invalid URLs.
INFO
Published Date :
March 6, 2026, 10:16 p.m.
Last Modified :
March 10, 2026, 6:18 p.m.
Remotely Exploit :
Yes !
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 the url.Parse library to the latest version.
- Ensure host and authority components are validated.
- Implement stricter URL validation rules.
Public PoC/Exploit Available at Github
CVE-2026-25679 has a 4 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2026-25679.
| URL | Resource |
|---|---|
| https://go.dev/cl/752180 | |
| https://go.dev/issue/77578 | |
| https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk | |
| https://pkg.go.dev/vuln/GO-2026-4601 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-25679 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-2026-25679
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).
None
Python HTML
None
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Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-25679 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-25679 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.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Mar. 10, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H -
New CVE Received by [email protected]
Mar. 06, 2026
Action Type Old Value New Value Added Description url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. Added Reference https://go.dev/cl/752180 Added Reference https://go.dev/issue/77578 Added Reference https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk Added Reference https://pkg.go.dev/vuln/GO-2026-4601