CVE-2026-39087

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Source
https://cve.org/CVERecord?id=CVE-2026-39087
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-39087.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-39087
Aliases
Downstream
Published
2026-04-23T00:00:00Z
Modified
2026-07-08T08:13:38.090405605Z
Severity
  • 6.4 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

ntfy before 2.22.0 allows SSRF because of an unanchored regular expression for web push endpoint URLs.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/39xxx/CVE-2026-39087.json",
    "cna_assigner": "mitre",
    "cwe_ids": [
        "CWE-777"
    ]
}
References

Affected packages

Git / github.com/binwiederhier/ntfy

Affected ranges

Type
GIT
Repo
https://github.com/binwiederhier/ntfy
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
5ad2431dc38d2eb2512bf3d90a4b81ff89e57dc1
Database specific 
{
    "source": [
        "AFFECTED_FIELD",
        "DESCRIPTION",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.22.0"
        }
    ]
}

Affected versions

v0.*
v0.0.1
v0.0.2
v0.0.3
v0.0.4
v0.0.5
v1.*
v1.0.0
v1.1.0
v1.1.1
v1.1.2
v1.10.0
v1.11.0
v1.11.1
v1.11.2
v1.13.0
v1.14.0
v1.14.1
v1.15.0
v1.17.0
v1.17.1
v1.18.0
v1.2.2
v1.2.3
v1.2.4
v1.2.5
v1.20.0
v1.21.0
v1.21.1
v1.21.2
v1.22.0
v1.23.0
v1.24.0
v1.26.0
v1.27.1
v1.27.2
v1.28.0
v1.29.1
v1.3.0
v1.3.1
v1.4.0
v1.4.1
v1.4.2
v1.4.3
v1.4.6
v1.4.8
v1.5.0
v1.5.2
v1.5.3
v1.6.0
v1.6.1
v1.7.0
v1.8.0
v1.9.0
v2.*
v2.1.0
v2.1.2
v2.10.0
v2.11.0
v2.12.0
v2.13.0
v2.14.0
v2.15.0
v2.16.0
v2.17.0
v2.18.0
v2.2.0
v2.20.0
v2.20.1
v2.21.0
v2.3.0
v2.3.1
v2.4.0
v2.5.0
v2.7.0
v2.8.0
v2.9.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-39087.json"