CVE-2026-91146

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Source
https://cve.org/CVERecord?id=CVE-2026-91146
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-91146.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-91146
Published
2026-09-14T21:45:46Z
Modified
2026-10-28T02:30:45Z
Severity
  • 5.3 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N CVSS Calculator
Summary
Takahe through 0.11.0 Cross-Site Scripting via javascript: URL Scheme
Details

Takahe through 0.11.0 fails to restrict URL schemes in link hrefs within federated post content and profile summaries, allowing remote actors to inject javascript: links. Attackers can deliver federated content with malicious javascript: hrefs that execute in the instance origin when clicked, enabling session hijacking or impersonation of viewers.

Database specific 
{
    "cna_assigner":  "VulnCheck",
    "cwe_ids":  [
        "CWE-79"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/91xxx/CVE-2026-91146.json"
}
References

Affected packages

Git / github.com/jointakahe/takahe

Affected ranges

Type
GIT
Repo
https://github.com/jointakahe/takahe
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last Affected
b2223ddf425ec7755d9f1b3883f7e9f7bc06df5e
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "last_affected":  "0.11.0"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        },
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "last_affected":  "0.11.0"
                }
            ],
            "source":  "DESCRIPTION"
        }
    ]
}

Affected versions

0.*
0.10.0
0.10.1
0.11.0
0.3.0
0.4.0
0.5.0
0.6.0
0.6.1
0.7.0
0.8.0
0.9.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-91146.json"