CVE-2026-123508 PUBLISHED

Vikunja before 2.7.1 Supply Chain Risk via Unpinned xgo Release Toolchain

Assigner: VulnCheck
Reserved: 06.11.2026 Published: 08.11.2026 Updated: 08.11.2026

Vikunja before 2.7.1 contains a supply chain vulnerability in its mage release targets that fetch the xgo module and Docker image by mutable latest references. Attackers who compromise the upstream xgo module, image, or registry can inject malicious code into subsequently built release binaries shipped under a valid signature.

CVSS Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS Score: 2

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	High	Integrity	Low	Integrity	None
Attack Requirements	Present	Availability	None	Availability	None
Privileges Required	High
User Interaction	Passive

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N
CVSS Score: 3.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	Low
Privileges Required	High	Integrity Impact	Low
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	go-vikunja
Product	vikunja
Versions	Default: unaffected affected from 0 to 2.7.1 (excl.) Version 2.7.1 is unaffected

References

Problem Types

Download of Code Without Integrity Check CWE