GO-2026-5809

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Source
https://pkg.go.dev/vuln/GO-2026-5809
Import Source
https://vuln.go.dev/ID/GO-2026-5809.json
JSON Data
https://api.osv.dev/v1/vulns/GO-2026-5809
Aliases
Published
2026-07-07T15:26:32Z
Modified
2026-07-07T16:01:34.690741465Z
Summary
Hysteria has an authenticated UDP ACL bypass that enables localhost and private-network UDP SSRF in github.com/apernet/hysteria/core
Details

Hysteria has an authenticated UDP ACL bypass that enables localhost and private-network UDP SSRF in github.com/apernet/hysteria/core.

NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.

(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)

The additional affected modules and versions are: .

Database specific 
{
    "review_status": "UNREVIEWED",
    "url": "https://pkg.go.dev/vuln/GO-2026-5809"
}
References

Affected packages

Go / github.com/apernet/hysteria/core

Package

Name
github.com/apernet/hysteria/core
View open source insights on deps.dev
Purl
pkg:golang/github.com/apernet/hysteria/core

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected

Database specific

source 
"https://vuln.go.dev/ID/GO-2026-5809.json"

Go / github.com/apernet/hysteria/core/v2

Package

Name
github.com/apernet/hysteria/core/v2
View open source insights on deps.dev
Purl
pkg:golang/github.com/apernet/hysteria/core/v2

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.2

Ecosystem specific 

{
    "custom_ranges": [
        {
            "events": [
                {
                    "introduced": "2.0.0"
                }
            ],
            "type": "ECOSYSTEM"
        }
    ]
}

Database specific

source 
"https://vuln.go.dev/ID/GO-2026-5809.json"