CVE-2026-123515
Vikunja before 2.7.1 Client-Side Request Forgery via Stored Rich-Text Images
CVSS Score
4.1
EPSS Score
0.0%
EPSS Percentile
0th
Vikunja before 2.7.1 contains a client-side request forgery vulnerability that allows users with write access to make viewers' clients request loopback or LAN addresses by storing img elements in rich text. Attackers can plant images in tasks, comments, project descriptions, or imported Markdown to trigger blind GET requests against local services and track when viewers open content.
| CWE | CWE-441 |
| Vendor | go-vikunja |
| Product | vikunja |
| Published | Nov 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None
Affected Versions
go-vikunja / vikunja
0 < 2.7.1