Cross-Site Scripting Vulnerability in Takahe by Jointakahe
CVE-2026-91146

5.3MEDIUM

Key Information:

Vendor

Jointakahe

Status
Takahe
Vendor
CVE Published:
14 September 2026

What is CVE-2026-91146?

Takahe versions up to 0.11.0 contain a serious cross-site scripting vulnerability that allows remote attackers to inject malicious javascript links through improper URL scheme restrictions in federated post content and profile summaries. This can lead to scenarios where users are misled into executing harmful scripts that could result in session hijacking or impersonation, thereby compromising user security and data integrity.

Affected Version(s)

takahe 0 <= 0.11.0

References

https://github.com/jointakahe/takahe/issues/728
issue-tracking
https://github.com/jointakahe/takahe
product
https://github.com/jointakahe/takahe/blob/0.11.0/core/htm...
technical-description

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

George Chen
.