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.

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History

Fri, 18 Sep 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 17 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Jointakahe
Jointakahe takahe
Vendors & Products Jointakahe
Jointakahe takahe

Mon, 14 Sep 2026 22:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Takahe through 0.11.0 Cross-Site Scripting via javascript: URL Scheme
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': '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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-24T14:22:13.290Z

Reserved: 2026-09-14T20:35:45.259Z

Link: CVE-2026-91146

cve-icon Vulnrichment

Updated: 2026-09-18T17:17:03.938Z

cve-icon NVD

Status : Deferred

Published: 2026-09-14T22:16:59.447

Modified: 2026-09-23T17:17:47.773

Link: CVE-2026-91146

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-17T21:45:16Z

Weaknesses