CVE-2026-54909

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Source
https://cve.org/CVERecord?id=CVE-2026-54909
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-54909.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-54909
Aliases
Downstream
Related
Published
2026-07-31T22:03:53.514Z
Modified
2026-08-02T03:47:22.647825811Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
Pion STUN vulnerable to remote denial of service via panic while parsing a malformed XOR-MAPPED-ADDRESS attribute
Details

pion/stun is a Go implementation of STUN. Prior to 3.1.3, XORMappedAddress.GetFromAs can panic while parsing a malformed short XOR-MAPPED-ADDRESS attribute in STUN or ICE Binding-response parsing paths, allowing remote denial of service. This issue is fixed in version 3.1.3.

Database specific 
{
    "cwe_ids": [
        "CWE-20"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54909.json",
    "cna_assigner": "GitHub_M"
}
References

Affected packages

Git / github.com/pion/stun

Affected ranges

Type
GIT
Repo
https://github.com/pion/stun
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
fa9f074a33a8059c76c960b1fbee39f308002423
Database specific 
{
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "3.1.3"
        }
    ]
}

Affected versions

v0.*
v0.1.0
v0.2.0
v0.2.1
v0.2.2
v0.3.0
v0.3.1
v0.3.2
v0.3.3
v0.3.4
v0.3.5
v0.4.0
v0.5.0
v0.5.1
v0.5.2
v0.6.0
v0.6.1
v2.*
v2.0.0
v2.0.1
v3.*
v3.0.0
v3.0.1
v3.0.2
v3.1.0
v3.1.1
v3.1.2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-54909.json"