CVE-2026-73629

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Source

https://cve.org/CVERecord?id=CVE-2026-73629

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-73629.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-73629

Aliases

GHSA-2m48-gjj5-5x86

Published

2026-08-13T11:28:27Z

Modified

2026-09-11T03:30:35Z

Severity

8.4 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N CVSS Calculator

Summary

Serendipity before 2.6.0 SSRF via hex IPv4 and IPv6 addresses

Details

Serendipity before 2.6.0 contains a server-side request forgery vulnerability in the serendipity_url_allowed() filter that fails to block hex-encoded IPv4 addresses, IPv6 literals, and link-local ranges. Authenticated users with adminImagesAdd permission can bypass the filter using alternate address formats to request internal services and retrieve response bodies through the public uploads directory.

Database specific

{
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
        "CWE-918"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73629.json"
}

References

Affected packages

Git / github.com/s9y/serendipity

Affected ranges

Type

GIT

Repo

https://github.com/s9y/serendipity

Events

Introduced

Fixed

87696c92730d75785d17b515125be3862cdfb49e

Database specific

Show details

{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2.6.0"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "DESCRIPTION"
    ]
}

Affected versions

2.*

2.1-beta1

2.1-beta2

2.1-beta3

2.1-rc1

2.1.0

2.1.1

2.2.1-alpha1

2.3-beta1

2.3-rc1

2.3.0

2.4-beta1

2.4.0

2.5-beta1

2.5.0

2.6-beta1

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-73629.json"